Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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19 | class PHPCompatibility_Sniffs_PHP_DeprecatedFunctionsSniff extends PHPCompatibility_Sniff |
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20 | { |
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21 | |||
22 | /** |
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23 | * If true, forbidden functions will be considered regular expressions. |
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24 | * |
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25 | * @var bool |
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26 | */ |
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27 | protected $patternMatch = false; |
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28 | |||
29 | /** |
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30 | * A list of forbidden functions with their alternatives. |
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31 | * |
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32 | * The array lists : version number with 0 (deprecated) or 1 (forbidden) and an alternative function. |
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33 | * If no alternative exists, it is NULL. IE, the function should just not be used. |
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34 | * |
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35 | * @var array(string => array(string => int|string|null)) |
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36 | */ |
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37 | protected $forbiddenFunctions = array( |
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38 | 'call_user_method' => array( |
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39 | '5.3' => false, |
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40 | '5.4' => false, |
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41 | '5.5' => false, |
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42 | '5.6' => false, |
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43 | '7.0' => true, |
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44 | 'alternative' => 'call_user_func' |
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45 | ), |
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46 | 'call_user_method_array' => array( |
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47 | '5.3' => false, |
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48 | '5.4' => false, |
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49 | '5.5' => false, |
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50 | '5.6' => false, |
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51 | '7.0' => true, |
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52 | 'alternative' => 'call_user_func_array' |
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53 | ), |
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54 | 'define_syslog_variables' => array( |
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55 | '5.3' => false, |
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56 | '5.4' => true, |
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57 | '5.5' => true, |
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58 | '5.6' => true, |
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59 | 'alternative' => null |
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60 | ), |
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61 | 'dl' => array( |
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62 | '5.3' => false, |
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63 | '5.4' => false, |
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64 | '5.5' => false, |
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65 | '5.6' => false, |
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66 | 'alternative' => null |
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67 | ), |
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68 | 'ereg' => array( |
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69 | '5.3' => false, |
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70 | '5.4' => false, |
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71 | '5.5' => false, |
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72 | '5.6' => false, |
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73 | 'alternative' => 'preg_match' |
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74 | ), |
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75 | 'ereg_replace' => array( |
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76 | '5.3' => false, |
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77 | '5.4' => false, |
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78 | '5.5' => false, |
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79 | '5.6' => false, |
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80 | 'alternative' => 'preg_replace' |
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81 | ), |
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82 | 'eregi' => array( |
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83 | '5.3' => false, |
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84 | '5.4' => false, |
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85 | '5.5' => false, |
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86 | '5.6' => false, |
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87 | 'alternative' => 'preg_match' |
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88 | ), |
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89 | 'eregi_replace' => array( |
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90 | '5.3' => false, |
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91 | '5.4' => false, |
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92 | '5.5' => false, |
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93 | '5.6' => false, |
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94 | 'alternative' => 'preg_replace' |
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95 | ), |
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96 | 'imagepsbbox' => array( |
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97 | '7.0' => true, |
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98 | 'alternative' => null |
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99 | ), |
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100 | 'imagepsencodefont' => array( |
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101 | '7.0' => true, |
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102 | 'alternative' => null |
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103 | ), |
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104 | 'imagepsextendfont' => array( |
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105 | '7.0' => true, |
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106 | 'alternative' => null |
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107 | ), |
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108 | 'imagepsfreefont' => array( |
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109 | '7.0' => true, |
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110 | 'alternative' => null |
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111 | ), |
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112 | 'imagepsloadfont' => array( |
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113 | '7.0' => true, |
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114 | 'alternative' => null |
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115 | ), |
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116 | 'imagepsslantfont' => array( |
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117 | '7.0' => true, |
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118 | 'alternative' => null |
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119 | ), |
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120 | 'imagepstext' => array( |
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121 | '7.0' => true, |
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122 | 'alternative' => null |
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123 | ), |
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124 | 'import_request_variables' => array( |
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125 | '5.4' => true, |
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126 | '5.5' => true, |
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127 | '5.6' => false, |
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128 | 'alternative' => null |
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129 | ), |
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130 | 'ldap_sort' => array( |
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131 | '7.0' => false, |
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132 | 'alternative' => null |
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133 | ), |
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134 | 'mcrypt_generic_end' => array( |
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135 | '5.4' => false, |
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136 | '5.5' => false, |
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137 | '5.6' => false, |
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138 | '7.0' => true, |
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139 | 'alternative' => 'mcrypt_generic_deinit' |
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140 | ), |
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141 | 'mysql_db_query' => array( |
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142 | '5.3' => false, |
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143 | '5.4' => false, |
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144 | '5.5' => false, |
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145 | '5.6' => false, |
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146 | 'alternative' => 'mysql_select_db and mysql_query' |
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147 | ), |
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148 | 'mysql_escape_string' => array( |
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149 | '5.3' => false, |
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150 | '5.4' => false, |
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151 | '5.5' => false, |
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152 | '5.6' => false, |
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153 | 'alternative' => 'mysql_real_escape_string' |
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154 | ), |
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155 | 'mysql_list_dbs' => array( |
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156 | '5.4' => false, |
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157 | '5.5' => false, |
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158 | '5.6' => false, |
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159 | 'alternative' => null |
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160 | ), |
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161 | 'mysqli_bind_param' => array( |
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162 | '5.4' => true, |
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163 | '5.5' => true, |
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164 | '5.6' => true, |
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165 | 'alternative' => 'mysqli_stmt_bind_param' |
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166 | ), |
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167 | 'mysqli_bind_result' => array( |
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168 | '5.4' => true, |
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169 | '5.5' => true, |
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170 | '5.6' => true, |
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171 | 'alternative' => 'mysqli_stmt_bind_result' |
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172 | ), |
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173 | 'mysqli_client_encoding' => array( |
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174 | '5.4' => true, |
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175 | '5.5' => true, |
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176 | '5.6' => true, |
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177 | 'alternative' => 'mysqli_character_set_name' |
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178 | ), |
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179 | 'mysqli_fetch' => array( |
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180 | '5.4' => true, |
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181 | '5.5' => true, |
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182 | '5.6' => true, |
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183 | 'alternative' => 'mysqli_stmt_fetch' |
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184 | ), |
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185 | 'mysqli_param_count' => array( |
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186 | '5.4' => true, |
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187 | '5.5' => true, |
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188 | '5.6' => true, |
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189 | 'alternative' => 'mysqli_stmt_param_count' |
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190 | ), |
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191 | 'mysqli_get_metadata' => array( |
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192 | '5.4' => true, |
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193 | '5.5' => true, |
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194 | '5.6' => true, |
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195 | 'alternative' => 'mysqli_stmt_result_metadata' |
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196 | ), |
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197 | 'mysqli_send_long_data' => array( |
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198 | '5.4' => true, |
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199 | '5.5' => true, |
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200 | '5.6' => true, |
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201 | 'alternative' => 'mysqli_stmt_send_long_data' |
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202 | ), |
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203 | 'magic_quotes_runtime' => array( |
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204 | '5.3' => false, |
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205 | '5.4' => false, |
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206 | '5.5' => false, |
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207 | '5.6' => false, |
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208 | '7.0' => true, |
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209 | 'alternative' => null |
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210 | ), |
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211 | 'session_register' => array( |
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212 | '5.3' => false, |
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213 | '5.4' => true, |
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214 | '5.5' => true, |
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215 | '5.6' => true, |
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216 | 'alternative' => '$_SESSION' |
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217 | ), |
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218 | 'session_unregister' => array( |
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219 | '5.3' => false, |
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220 | '5.4' => true, |
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221 | '5.5' => true, |
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222 | '5.6' => true, |
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223 | 'alternative' => '$_SESSION' |
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224 | ), |
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225 | 'session_is_registered' => array( |
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226 | '5.3' => false, |
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227 | '5.4' => true, |
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228 | '5.5' => true, |
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229 | '5.6' => true, |
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230 | 'alternative' => '$_SESSION' |
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231 | ), |
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232 | 'set_magic_quotes_runtime' => array( |
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233 | '5.3' => false, |
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234 | '5.4' => false, |
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235 | '5.5' => false, |
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236 | '5.6' => false, |
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237 | '7.0' => true, |
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238 | 'alternative' => null |
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239 | ), |
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240 | 'set_socket_blocking' => array( |
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241 | '5.3' => false, |
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242 | '5.4' => false, |
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243 | '5.5' => false, |
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244 | '5.6' => false, |
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245 | '7.0' => true, |
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246 | 'alternative' => 'stream_set_blocking' |
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247 | ), |
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248 | 'split' => array( |
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249 | '5.3' => false, |
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250 | '5.4' => false, |
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251 | '5.5' => false, |
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252 | '5.6' => false, |
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253 | 'alternative' => 'preg_split' |
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254 | ), |
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255 | 'spliti' => array( |
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256 | '5.3' => false, |
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257 | '5.4' => false, |
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258 | '5.5' => false, |
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259 | '5.6' => false, |
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260 | 'alternative' => 'preg_split' |
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261 | ), |
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262 | 'sql_regcase' => array( |
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263 | '5.3' => false, |
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264 | '5.4' => false, |
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265 | '5.5' => false, |
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266 | '5.6' => false, |
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267 | 'alternative' => null |
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268 | ), |
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269 | 'php_logo_guid' => array( |
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270 | '5.5' => true, |
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271 | '5.6' => true, |
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272 | 'alternative' => null |
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273 | ), |
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274 | 'php_egg_logo_guid' => array( |
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275 | '5.5' => true, |
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276 | '5.6' => true, |
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277 | 'alternative' => null |
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278 | ), |
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279 | 'php_real_logo_guid' => array( |
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280 | '5.5' => true, |
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281 | '5.6' => true, |
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282 | 'alternative' => null |
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283 | ), |
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284 | 'zend_logo_guid' => array( |
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285 | '5.5' => true, |
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286 | '5.6' => true, |
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287 | 'alternative' => null |
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288 | ), |
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289 | 'datefmt_set_timezone_id' => array( |
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290 | '5.5' => false, |
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291 | '5.6' => false, |
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292 | '7.0' => true, |
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293 | 'alternative' => 'datefmt_set_timezone' |
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294 | ), |
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295 | 'mcrypt_ecb' => array( |
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296 | '5.5' => false, |
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297 | '5.6' => false, |
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298 | '7.0' => true, |
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299 | 'alternative' => null |
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300 | ), |
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301 | 'mcrypt_cbc' => array( |
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302 | '5.5' => false, |
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303 | '5.6' => false, |
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304 | '7.0' => true, |
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305 | 'alternative' => null |
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306 | ), |
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307 | 'mcrypt_cfb' => array( |
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308 | '5.5' => false, |
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309 | '5.6' => false, |
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310 | '7.0' => true, |
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311 | 'alternative' => null |
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312 | ), |
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313 | 'mcrypt_ofb' => array( |
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314 | '5.5' => false, |
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315 | '5.6' => false, |
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316 | '7.0' => true, |
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317 | 'alternative' => null |
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318 | ), |
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319 | 'ocibindbyname' => array( |
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320 | '5.4' => false, |
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321 | '5.5' => false, |
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322 | '5.6' => false, |
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323 | 'alternative' => 'oci_bind_by_name' |
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324 | ), |
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325 | 'ocicancel' => array( |
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326 | '5.4' => false, |
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327 | '5.5' => false, |
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328 | '5.6' => false, |
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329 | 'alternative' => 'oci_cancel' |
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330 | ), |
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331 | 'ocicloselob' => array( |
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332 | '5.4' => false, |
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333 | '5.5' => false, |
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334 | '5.6' => false, |
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335 | 'alternative' => 'OCI-Lob::close' |
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336 | ), |
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337 | 'ocicollappend' => array( |
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338 | '5.4' => false, |
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339 | '5.5' => false, |
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340 | '5.6' => false, |
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341 | 'alternative' => 'OCI-Collection::append' |
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342 | ), |
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343 | 'ocicollassign' => array( |
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344 | '5.4' => false, |
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345 | '5.5' => false, |
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346 | '5.6' => false, |
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347 | 'alternative' => 'OCI-Collection::assign' |
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348 | ), |
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349 | 'ocicollassignelem' => array( |
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350 | '5.4' => false, |
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351 | '5.5' => false, |
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352 | '5.6' => false, |
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353 | 'alternative' => 'OCI-Collection::assignElem' |
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354 | ), |
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355 | 'ocicollgetelem' => array( |
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356 | '5.4' => false, |
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357 | '5.5' => false, |
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358 | '5.6' => false, |
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359 | 'alternative' => 'OCI-Collection::getElem' |
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360 | ), |
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361 | 'ocicollmax' => array( |
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362 | '5.4' => false, |
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363 | '5.5' => false, |
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364 | '5.6' => false, |
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365 | 'alternative' => 'OCI-Collection::max' |
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366 | ), |
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367 | 'ocicollsize' => array( |
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368 | '5.4' => false, |
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369 | '5.5' => false, |
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370 | '5.6' => false, |
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371 | 'alternative' => 'OCI-Collection::size' |
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372 | ), |
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373 | 'ocicolltrim' => array( |
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374 | '5.4' => false, |
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375 | '5.5' => false, |
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376 | '5.6' => false, |
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377 | 'alternative' => 'OCI-Collection::trim' |
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378 | ), |
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379 | 'ocicolumnisnull' => array( |
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380 | '5.4' => false, |
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381 | '5.5' => false, |
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382 | '5.6' => false, |
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383 | 'alternative' => 'oci_field_is_null' |
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384 | ), |
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385 | 'ocicolumnname' => array( |
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386 | '5.4' => false, |
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387 | '5.5' => false, |
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388 | '5.6' => false, |
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389 | 'alternative' => 'oci_field_name' |
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390 | ), |
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391 | 'ocicolumnprecision' => array( |
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392 | '5.4' => false, |
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393 | '5.5' => false, |
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394 | '5.6' => false, |
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395 | 'alternative' => 'oci_field_precision' |
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396 | ), |
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397 | 'ocicolumnscale' => array( |
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398 | '5.4' => false, |
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399 | '5.5' => false, |
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400 | '5.6' => false, |
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401 | 'alternative' => 'oci_field_scale' |
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402 | ), |
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403 | 'ocicolumnsize' => array( |
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404 | '5.4' => false, |
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405 | '5.5' => false, |
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406 | '5.6' => false, |
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407 | 'alternative' => 'oci_field_size' |
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408 | ), |
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409 | 'ocicolumntype' => array( |
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410 | '5.4' => false, |
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411 | '5.5' => false, |
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412 | '5.6' => false, |
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413 | 'alternative' => 'oci_field_type' |
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414 | ), |
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415 | 'ocicolumntyperaw' => array( |
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416 | '5.4' => false, |
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417 | '5.5' => false, |
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418 | '5.6' => false, |
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419 | 'alternative' => 'oci_field_type_raw' |
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420 | ), |
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421 | 'ocicommit' => array( |
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422 | '5.4' => false, |
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423 | '5.5' => false, |
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424 | '5.6' => false, |
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425 | 'alternative' => 'oci_commit' |
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426 | ), |
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427 | 'ocidefinebyname' => array( |
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428 | '5.4' => false, |
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429 | '5.5' => false, |
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430 | '5.6' => false, |
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431 | 'alternative' => 'oci_define_by_name' |
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432 | ), |
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433 | 'ocierror' => array( |
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434 | '5.4' => false, |
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435 | '5.5' => false, |
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436 | '5.6' => false, |
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437 | 'alternative' => 'oci_error' |
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438 | ), |
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439 | 'ociexecute' => array( |
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440 | '5.4' => false, |
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441 | '5.5' => false, |
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442 | '5.6' => false, |
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443 | 'alternative' => 'oci_execute' |
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444 | ), |
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445 | 'ocifetch' => array( |
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446 | '5.4' => false, |
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447 | '5.5' => false, |
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448 | '5.6' => false, |
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449 | 'alternative' => 'oci_fetch' |
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450 | ), |
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451 | 'ocifetchinto' => array( |
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452 | '5.4' => false, |
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453 | '5.5' => false, |
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454 | '5.6' => false, |
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455 | 'alternative' => null |
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456 | ), |
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457 | 'ocifetchstatement' => array( |
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458 | '5.4' => false, |
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459 | '5.5' => false, |
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460 | '5.6' => false, |
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461 | 'alternative' => 'oci_fetch_all' |
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462 | ), |
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463 | 'ocifreecollection' => array( |
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464 | '5.4' => false, |
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465 | '5.5' => false, |
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466 | '5.6' => false, |
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467 | 'alternative' => 'OCI-Collection::free' |
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468 | ), |
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469 | 'ocifreecursor' => array( |
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470 | '5.4' => false, |
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471 | '5.5' => false, |
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472 | '5.6' => false, |
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473 | 'alternative' => 'oci_free_statement' |
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474 | ), |
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475 | 'ocifreedesc' => array( |
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476 | '5.4' => false, |
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477 | '5.5' => false, |
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478 | '5.6' => false, |
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479 | 'alternative' => 'OCI-Lob::free' |
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480 | ), |
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481 | 'ocifreestatement' => array( |
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482 | '5.4' => false, |
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483 | '5.5' => false, |
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484 | '5.6' => false, |
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485 | 'alternative' => 'oci_free_statement' |
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486 | ), |
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487 | 'ociinternaldebug' => array( |
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488 | '5.4' => false, |
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489 | '5.5' => false, |
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490 | '5.6' => false, |
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491 | 'alternative' => 'oci_internal_debug' |
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492 | ), |
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493 | 'ociloadlob' => array( |
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494 | '5.4' => false, |
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495 | '5.5' => false, |
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496 | '5.6' => false, |
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497 | 'alternative' => 'OCI-Lob::load' |
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498 | ), |
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499 | 'ocilogoff' => array( |
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500 | '5.4' => false, |
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501 | '5.5' => false, |
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502 | '5.6' => false, |
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503 | 'alternative' => 'oci_close' |
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504 | ), |
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505 | 'ocilogon' => array( |
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506 | '5.4' => false, |
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507 | '5.5' => false, |
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508 | '5.6' => false, |
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509 | 'alternative' => 'oci_connect' |
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510 | ), |
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511 | 'ocinewcollection' => array( |
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512 | '5.4' => false, |
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513 | '5.5' => false, |
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514 | '5.6' => false, |
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515 | 'alternative' => 'oci_new_collection' |
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516 | ), |
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517 | 'ocinewcursor' => array( |
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518 | '5.4' => false, |
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519 | '5.5' => false, |
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520 | '5.6' => false, |
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521 | 'alternative' => 'oci_new_cursor' |
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522 | ), |
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523 | 'ocinewdescriptor' => array( |
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524 | '5.4' => false, |
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525 | '5.5' => false, |
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526 | '5.6' => false, |
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527 | 'alternative' => 'oci_new_descriptor' |
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528 | ), |
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529 | 'ocinlogon' => array( |
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530 | '5.4' => false, |
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531 | '5.5' => false, |
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532 | '5.6' => false, |
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533 | 'alternative' => 'oci_new_connect' |
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534 | ), |
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535 | 'ocinumcols' => array( |
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536 | '5.4' => false, |
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537 | '5.5' => false, |
||
538 | '5.6' => false, |
||
539 | 'alternative' => 'oci_num_fields' |
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540 | ), |
||
541 | 'ociparse' => array( |
||
542 | '5.4' => false, |
||
543 | '5.5' => false, |
||
544 | '5.6' => false, |
||
545 | 'alternative' => 'oci_parse' |
||
546 | ), |
||
547 | 'ociplogon' => array( |
||
548 | '5.4' => false, |
||
549 | '5.5' => false, |
||
550 | '5.6' => false, |
||
551 | 'alternative' => 'oci_pconnect' |
||
552 | ), |
||
553 | 'ociresult' => array( |
||
554 | '5.4' => false, |
||
555 | '5.5' => false, |
||
556 | '5.6' => false, |
||
557 | 'alternative' => 'oci_result' |
||
558 | ), |
||
559 | 'ocirollback' => array( |
||
560 | '5.4' => false, |
||
561 | '5.5' => false, |
||
562 | '5.6' => false, |
||
563 | 'alternative' => 'oci_rollback' |
||
564 | ), |
||
565 | 'ocirowcount' => array( |
||
566 | '5.4' => false, |
||
567 | '5.5' => false, |
||
568 | '5.6' => false, |
||
569 | 'alternative' => 'oci_num_rows' |
||
570 | ), |
||
571 | 'ocisavelob' => array( |
||
572 | '5.4' => false, |
||
573 | '5.5' => false, |
||
574 | '5.6' => false, |
||
575 | 'alternative' => 'OCI-Lob::save' |
||
576 | ), |
||
577 | 'ocisavelobfile' => array( |
||
578 | '5.4' => false, |
||
579 | '5.5' => false, |
||
580 | '5.6' => false, |
||
581 | 'alternative' => 'OCI-Lob::import' |
||
582 | ), |
||
583 | 'ociserverversion' => array( |
||
584 | '5.4' => false, |
||
585 | '5.5' => false, |
||
586 | '5.6' => false, |
||
587 | 'alternative' => 'oci_server_version' |
||
588 | ), |
||
589 | 'ocisetprefetch' => array( |
||
590 | '5.4' => false, |
||
591 | '5.5' => false, |
||
592 | '5.6' => false, |
||
593 | 'alternative' => 'oci_set_prefetch' |
||
594 | ), |
||
595 | 'ocistatementtype' => array( |
||
596 | '5.4' => false, |
||
597 | '5.5' => false, |
||
598 | '5.6' => false, |
||
599 | 'alternative' => 'oci_statement_type' |
||
600 | ), |
||
601 | 'ociwritelobtofile' => array( |
||
602 | '5.4' => false, |
||
603 | '5.5' => false, |
||
604 | '5.6' => false, |
||
605 | 'alternative' => 'OCI-Lob::export' |
||
606 | ), |
||
607 | 'ociwritetemporarylob' => array( |
||
608 | '5.4' => false, |
||
609 | '5.5' => false, |
||
610 | '5.6' => false, |
||
611 | 'alternative' => 'OCI-Lob::writeTemporary' |
||
612 | ), |
||
613 | ); |
||
614 | |||
615 | /** |
||
616 | * Returns an array of tokens this test wants to listen for. |
||
617 | * |
||
618 | * @return array |
||
619 | */ |
||
620 | View Code Duplication | public function register() |
|
621 | { |
||
622 | // Everyone has had a chance to figure out what forbidden functions |
||
623 | // they want to check for, so now we can cache out the list. |
||
624 | $this->forbiddenFunctionNames = array_keys($this->forbiddenFunctions); |
||
625 | |||
626 | if ($this->patternMatch === true) { |
||
627 | foreach ($this->forbiddenFunctionNames as $i => $name) { |
||
628 | $this->forbiddenFunctionNames[$i] = '/'.$name.'/i'; |
||
629 | } |
||
630 | } |
||
631 | |||
632 | return array(T_STRING); |
||
633 | |||
634 | }//end register() |
||
635 | |||
636 | |||
637 | /** |
||
638 | * Processes this test, when one of its tokens is encountered. |
||
639 | * |
||
640 | * @param PHP_CodeSniffer_File $phpcsFile The file being scanned. |
||
641 | * @param int $stackPtr The position of the current token in |
||
642 | * the stack passed in $tokens. |
||
643 | * |
||
644 | * @return void |
||
645 | */ |
||
646 | public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr) |
||
693 | |||
694 | /** |
||
695 | * Generates the error or warning for this sniff. |
||
696 | * |
||
697 | * @param PHP_CodeSniffer_File $phpcsFile The file being scanned. |
||
698 | * @param int $stackPtr The position of the forbidden function |
||
699 | * in the token array. |
||
700 | * @param string $function The name of the forbidden function. |
||
701 | * @param string $pattern The pattern used for the match. |
||
702 | * |
||
703 | * @return void |
||
704 | */ |
||
705 | protected function addError($phpcsFile, $stackPtr, $function, $pattern=null) |
||
747 | |||
748 | }//end class |
||
749 |
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.