voku / portable-utf8

src/voku/helper/data/caseFolding_full.php

Spacing +1 added lines, -1 removed lines

@@ -217,6 +217,6 @@
         ),
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/UTF8.php

Doc Comments +6 added lines, -6 removed lines

@@ -2731,7 +2731,7 @@ 
   /**
    * Check if the input is binary... (is look like a hack).
    *
-   * @param mixed $input
+   * @param string $input
    *
    * @return bool
    */
@@ -5457,7 +5457,7 @@ 
    * @link http://php.net/manual/en/function.mb-strrpos.php
    *
    * @param string     $haystack  <p>The string being checked, for the last occurrence of needle</p>
-   * @param string|int $needle    <p>The string to find in haystack.<br />Or a code point as int.</p>
+   * @param string $needle    <p>The string to find in haystack.<br />Or a code point as int.</p>
    * @param int        $offset    [optional] <p>May be specified to begin searching an arbitrary number of characters
    *                              into the string. Negative values will stop searching at an arbitrary point prior to
    *                              the end of the string.
@@ -6116,8 +6116,8 @@ 
    *
    * source: https://gist.github.com/stemar/8287074
    *
-   * @param string|string[] $str              <p>The input string or an array of stings.</p>
-   * @param string|string[] $replacement      <p>The replacement string or an array of stings.</p>
+   * @param string $str              <p>The input string or an array of stings.</p>
+   * @param string $replacement      <p>The replacement string or an array of stings.</p>
    * @param int|int[]       $start            <p>
    *                                          If start is positive, the replacing will begin at the start'th offset
    *                                          into string.
@@ -6125,7 +6125,7 @@ 
    *                                          If start is negative, the replacing will begin at the start'th character
    *                                          from the end of string.
    *                                          </p>
-   * @param int|int[]|void  $length           [optional] <p>If given and is positive, it represents the length of the
+   * @param integer  $length           [optional] <p>If given and is positive, it represents the length of the
    *                                          portion of string which is to be replaced. If it is negative, it
    *                                          represents the number of characters from the end of string at which to
    *                                          stop replacing. If it is not given, then it will default to strlen(
@@ -6557,7 +6557,7 @@ 
    * case.</li>
    * </ul>
    *
-   * @param string|string[] $str                    <p>Any string or array.</p>
+   * @param string $str                    <p>Any string or array.</p>
    * @param bool            $decodeHtmlEntityToUtf8 <p>Set to true, if you need to decode html-entities.</p>
    *
    * @return string|string[] <p>The UTF-8 encoded string.</p>

Indentation +6 added lines, -6 removed lines

@@ -963,16 +963,16 @@
       $str = UTF8NonStrict::chr($code_point);
     } elseif (0x800 > $code_point) {
       $str = UTF8NonStrict::chr(0xC0 | $code_point >> 6) .
-             UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
+              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     } elseif (0x10000 > $code_point) {
       $str = UTF8NonStrict::chr(0xE0 | $code_point >> 12) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
-             UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
+              UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
+              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     } else {
       $str = UTF8NonStrict::chr(0xF0 | $code_point >> 18) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 12 & 0x3F) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
-             UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
+              UTF8NonStrict::chr(0x80 | $code_point >> 12 & 0x3F) .
+              UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
+              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     }
 
     if ($encoding !== 'UTF-8') {

Spacing +68 added lines, -68 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace voku\helper;
 
@@ -853,7 +853,7 @@ 
   public static function add_bom_to_string($str)
   {
     if (self::string_has_bom($str) === false) {
-      $str = self::bom() . $str;
+      $str = self::bom().$str;
     }
 
     return $str;
@@ -954,7 +954,7 @@ 
 
     // use static cache, only if there is no support for "\IntlChar"
     static $CHAR_CACHE = array();
-    $cacheKey = $code_point . $encoding;
+    $cacheKey = $code_point.$encoding;
     if (isset($CHAR_CACHE[$cacheKey]) === true) {
       return $CHAR_CACHE[$cacheKey];
     }
@@ -962,16 +962,16 @@ 
     if (0x80 > $code_point %= 0x200000) {
       $str = UTF8NonStrict::chr($code_point);
     } elseif (0x800 > $code_point) {
-      $str = UTF8NonStrict::chr(0xC0 | $code_point >> 6) .
+      $str = UTF8NonStrict::chr(0xC0 | $code_point >> 6).
              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     } elseif (0x10000 > $code_point) {
-      $str = UTF8NonStrict::chr(0xE0 | $code_point >> 12) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
+      $str = UTF8NonStrict::chr(0xE0 | $code_point >> 12).
+             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F).
              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     } else {
-      $str = UTF8NonStrict::chr(0xF0 | $code_point >> 18) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 12 & 0x3F) .
-             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F) .
+      $str = UTF8NonStrict::chr(0xF0 | $code_point >> 18).
+             UTF8NonStrict::chr(0x80 | $code_point >> 12 & 0x3F).
+             UTF8NonStrict::chr(0x80 | $code_point >> 6 & 0x3F).
              UTF8NonStrict::chr(0x80 | $code_point & 0x3F);
     }
 
@@ -1258,7 +1258,7 @@ 
       $flags = ENT_QUOTES;
     }
 
-    return self::html_entity_decode('&#' . $int . ';', $flags);
+    return self::html_entity_decode('&#'.$int.';', $flags);
   }
 
   /**
@@ -1335,7 +1335,7 @@ 
           &&
           self::$SUPPORT['mbstring'] === false
       ) {
-        trigger_error('UTF8::encode() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+        trigger_error('UTF8::encode() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
       }
 
       $strEncoded = \mb_convert_encoding(
@@ -1544,7 +1544,7 @@ 
           ) {
             // Prevent leading combining chars
             // for NFC-safe concatenations.
-            $var = $leading_combining . $var;
+            $var = $leading_combining.$var;
           }
         }
 
@@ -1965,7 +1965,7 @@ 
    */
   private static function getData($file)
   {
-    $file = __DIR__ . '/data/' . $file . '.php';
+    $file = __DIR__.'/data/'.$file.'.php';
     if (file_exists($file)) {
       /** @noinspection PhpIncludeInspection */
       return require $file;
@@ -2084,7 +2084,7 @@ 
     return implode(
         '',
         array_map(
-            function ($data) use ($keepAsciiChars, $encoding) {
+            function($data) use ($keepAsciiChars, $encoding) {
               return UTF8::single_chr_html_encode($data, $keepAsciiChars, $encoding);
             },
             self::split($str)
@@ -2203,7 +2203,7 @@ 
 
       $str = preg_replace_callback(
           "/&#\d{2,6};/",
-          function ($matches) use ($encoding) {
+          function($matches) use ($encoding) {
             $returnTmp = \mb_convert_encoding($matches[0], $encoding, 'HTML-ENTITIES');
 
             if ($returnTmp !== '"' && $returnTmp !== "'") {
@@ -2527,9 +2527,9 @@ 
     if ((int)$int === $int) {
       $hex = dechex($int);
 
-      $hex = (strlen($hex) < 4 ? substr('0000' . $hex, -4) : $hex);
+      $hex = (strlen($hex) < 4 ? substr('0000'.$hex, -4) : $hex);
 
-      return $pfix . $hex;
+      return $pfix.$hex;
     }
 
     return '';
@@ -3250,7 +3250,7 @@ 
    */
   public static function lcfirst($str)
   {
-    return self::strtolower(self::substr($str, 0, 1)) . self::substr($str, 1);
+    return self::strtolower(self::substr($str, 0, 1)).self::substr($str, 1);
   }
 
   /**
@@ -3274,7 +3274,7 @@ 
       return preg_replace('/^[\pZ\pC]+/u', '', $str);
     }
 
-    return preg_replace('/^' . self::rxClass($chars) . '+/u', '', $str);
+    return preg_replace('/^'.self::rxClass($chars).'+/u', '', $str);
   }
 
   /**
@@ -3788,7 +3788,7 @@ 
     if (is_array($what) === true) {
       /** @noinspection ForeachSourceInspection */
       foreach ($what as $item) {
-        $str = preg_replace('/(' . preg_quote($item, '/') . ')+/', $item, $str);
+        $str = preg_replace('/('.preg_quote($item, '/').')+/', $item, $str);
       }
     }
 
@@ -3901,7 +3901,7 @@ 
       return preg_replace('/[\pZ\pC]+$/u', '', $str);
     }
 
-    return preg_replace('/' . self::rxClass($chars) . '+$/u', '', $str);
+    return preg_replace('/'.self::rxClass($chars).'+$/u', '', $str);
   }
 
   /**
@@ -3916,7 +3916,7 @@ 
   {
     static $RX_CLASSS_CACHE = array();
 
-    $cacheKey = $s . $class;
+    $cacheKey = $s.$class;
 
     if (isset($RX_CLASSS_CACHE[$cacheKey])) {
       return $RX_CLASSS_CACHE[$cacheKey];
@@ -3928,7 +3928,7 @@ 
     /** @noinspection SuspiciousLoopInspection */
     foreach (self::str_split($s) as $s) {
       if ('-' === $s) {
-        $class[0] = '-' . $class[0];
+        $class[0] = '-'.$class[0];
       } elseif (!isset($s[2])) {
         $class[0] .= preg_quote($s, '/');
       } elseif (1 === self::strlen($s)) {
@@ -3939,13 +3939,13 @@ 
     }
 
     if ($class[0]) {
-      $class[0] = '[' . $class[0] . ']';
+      $class[0] = '['.$class[0].']';
     }
 
     if (1 === count($class)) {
       $return = $class[0];
     } else {
-      $return = '(?:' . implode('|', $class) . ')';
+      $return = '(?:'.implode('|', $class).')';
     }
 
     $RX_CLASSS_CACHE[$cacheKey] = $return;
@@ -3963,7 +3963,7 @@ 
     }
 
     foreach (self::$SUPPORT as $utf8Support) {
-      echo $utf8Support . "\n<br>";
+      echo $utf8Support."\n<br>";
     }
   }
 
@@ -3997,7 +3997,7 @@ 
       $encoding = self::normalize_encoding($encoding, 'UTF-8');
     }
 
-    return '&#' . self::ord($char, $encoding) . ';';
+    return '&#'.self::ord($char, $encoding).';';
   }
 
   /**
@@ -4056,7 +4056,7 @@ 
         ) {
 
           if (($str[$i + 1] & "\xC0") === "\x80") {
-            $ret[] = $str[$i] . $str[$i + 1];
+            $ret[] = $str[$i].$str[$i + 1];
 
             $i++;
           }
@@ -4072,7 +4072,7 @@ 
               &&
               ($str[$i + 2] & "\xC0") === "\x80"
           ) {
-            $ret[] = $str[$i] . $str[$i + 1] . $str[$i + 2];
+            $ret[] = $str[$i].$str[$i + 1].$str[$i + 2];
 
             $i += 2;
           }
@@ -4090,7 +4090,7 @@ 
               &&
               ($str[$i + 3] & "\xC0") === "\x80"
           ) {
-            $ret[] = $str[$i] . $str[$i + 1] . $str[$i + 2] . $str[$i + 3];
+            $ret[] = $str[$i].$str[$i + 1].$str[$i + 2].$str[$i + 3];
 
             $i += 3;
           }
@@ -4103,7 +4103,7 @@ 
       $ret = array_chunk($ret, $length);
 
       return array_map(
-          function ($item) {
+          function($item) {
             return implode('', $item);
           }, $ret
       );
@@ -4202,7 +4202,7 @@ 
     foreach (self::$ICONV_ENCODING as $encodingTmp) {
       # INFO: //IGNORE and //TRANSLIT still throw notice
       /** @noinspection PhpUsageOfSilenceOperatorInspection */
-      if (md5(@\iconv($encodingTmp, $encodingTmp . '//IGNORE', $str)) === $md5) {
+      if (md5(@\iconv($encodingTmp, $encodingTmp.'//IGNORE', $str)) === $md5) {
         return $encodingTmp;
       }
     }
@@ -4292,7 +4292,7 @@ 
       if ('' === $s .= '') {
         $s = '/^(?<=.)$/';
       } else {
-        $s = '/' . preg_quote($s, '/') . '/ui';
+        $s = '/'.preg_quote($s, '/').'/ui';
       }
     }
 
@@ -4350,7 +4350,7 @@ 
     }
 
     if (self::substr($str, $length - 1, 1) === ' ') {
-      return self::substr($str, 0, $length - 1) . $strAddOn;
+      return self::substr($str, 0, $length - 1).$strAddOn;
     }
 
     $str = self::substr($str, 0, $length);
@@ -4359,9 +4359,9 @@ 
     $new_str = implode(' ', $array);
 
     if ($new_str === '') {
-      $str = self::substr($str, 0, $length - 1) . $strAddOn;
+      $str = self::substr($str, 0, $length - 1).$strAddOn;
     } else {
-      $str = $new_str . $strAddOn;
+      $str = $new_str.$strAddOn;
     }
 
     return $str;
@@ -4416,7 +4416,7 @@ 
           $pre = '';
       }
 
-      return $pre . $str . $post;
+      return $pre.$str.$post;
     }
 
     return $str;
@@ -4566,7 +4566,7 @@ 
     }
 
     /** @noinspection PhpInternalEntityUsedInspection */
-    preg_match_all('/' . Grapheme::GRAPHEME_CLUSTER_RX . '/u', $str, $a);
+    preg_match_all('/'.Grapheme::GRAPHEME_CLUSTER_RX.'/u', $str, $a);
     $a = $a[0];
 
     if ($len === 1) {
@@ -4761,7 +4761,7 @@ 
   public static function strcmp($str1, $str2)
   {
     /** @noinspection PhpUndefinedClassInspection */
-    return $str1 . '' === $str2 . '' ? 0 : strcmp(
+    return $str1.'' === $str2.'' ? 0 : strcmp(
         \Normalizer::normalize($str1, \Normalizer::NFD),
         \Normalizer::normalize($str2, \Normalizer::NFD)
     );
@@ -4792,7 +4792,7 @@ 
       return null;
     }
 
-    if (preg_match('/^(.*?)' . self::rxClass($charList) . '/us', $str, $length)) {
+    if (preg_match('/^(.*?)'.self::rxClass($charList).'/us', $str, $length)) {
       /** @noinspection OffsetOperationsInspection */
       return self::strlen($length[1]);
     }
@@ -5007,7 +5007,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::stristr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::stristr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -5018,7 +5018,7 @@ 
       return \grapheme_stristr($haystack, $needle, $before_needle);
     }
 
-    preg_match('/^(.*?)' . preg_quote($needle, '/') . '/usi', $haystack, $match);
+    preg_match('/^(.*?)'.preg_quote($needle, '/').'/usi', $haystack, $match);
 
     if (!isset($match[1])) {
       return false;
@@ -5082,7 +5082,7 @@ 
         &&
         self::$SUPPORT['iconv'] === false
     ) {
-      trigger_error('UTF8::strlen() without mbstring / iconv cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::strlen() without mbstring / iconv cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (
@@ -5161,7 +5161,7 @@ 
    */
   public static function strnatcmp($str1, $str2)
   {
-    return $str1 . '' === $str2 . '' ? 0 : strnatcmp(self::strtonatfold($str1), self::strtonatfold($str2));
+    return $str1.'' === $str2.'' ? 0 : strnatcmp(self::strtonatfold($str1), self::strtonatfold($str2));
   }
 
   /**
@@ -5222,7 +5222,7 @@ 
       return false;
     }
 
-    if (preg_match('/' . self::rxClass($char_list) . '/us', $haystack, $m)) {
+    if (preg_match('/'.self::rxClass($char_list).'/us', $haystack, $m)) {
       return substr($haystack, strpos($haystack, $m[0]));
     } else {
       return false;
@@ -5291,7 +5291,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::strpos() without mbstring / iconv cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::strpos() without mbstring / iconv cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (
@@ -5507,7 +5507,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::strripos() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::strripos() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -5587,7 +5587,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::strrpos() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::strrpos() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -5647,7 +5647,7 @@ 
       return 0;
     }
 
-    return preg_match('/^' . self::rxClass($mask) . '+/u', $str, $str) ? self::strlen($str[0]) : 0;
+    return preg_match('/^'.self::rxClass($mask).'+/u', $str, $str) ? self::strlen($str[0]) : 0;
   }
 
   /**
@@ -5693,7 +5693,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::strstr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::strstr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -5710,7 +5710,7 @@ 
       }
     }
 
-    preg_match('/^(.*?)' . preg_quote($needle, '/') . '/us', $haystack, $match);
+    preg_match('/^(.*?)'.preg_quote($needle, '/').'/us', $haystack, $match);
 
     if (!isset($match[1])) {
       return false;
@@ -5974,7 +5974,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::substr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::substr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -6087,14 +6087,14 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      trigger_error('UTF8::substr_count() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      trigger_error('UTF8::substr_count() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
       return \mb_substr_count($haystack, $needle, $encoding);
     }
 
-    preg_match_all('/' . preg_quote($needle, '/') . '/us', $haystack, $matches, PREG_SET_ORDER);
+    preg_match_all('/'.preg_quote($needle, '/').'/us', $haystack, $matches, PREG_SET_ORDER);
 
     return count($matches);
   }
@@ -6341,7 +6341,7 @@ 
 
     $strSwappedCase = preg_replace_callback(
         '/[\S]/u',
-        function ($match) use ($encoding) {
+        function($match) use ($encoding) {
           $marchToUpper = UTF8::strtoupper($match[0], $encoding);
 
           if ($match[0] === $marchToUpper) {
@@ -6671,13 +6671,13 @@ 
           $c2 = $i + 1 >= $max ? "\x00" : $str[$i + 1];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2;
+            $buf .= $c1.$c2;
             $i++;
           } else { // not valid UTF8 - convert it
             $cc1tmp = ord($c1) / 64;
             $cc1 = UTF8NonStrict::chr($cc1tmp) | "\xC0";
             $cc2 = ($c1 & "\x3F") | "\x80";
-            $buf .= $cc1 . $cc2;
+            $buf .= $cc1.$cc2;
           }
 
         } elseif ($c1 >= "\xE0" && $c1 <= "\xEF") { // looks like 3 bytes UTF8
@@ -6686,13 +6686,13 @@ 
           $c3 = $i + 2 >= $max ? "\x00" : $str[$i + 2];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF" && $c3 >= "\x80" && $c3 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2 . $c3;
+            $buf .= $c1.$c2.$c3;
             $i += 2;
           } else { // not valid UTF8 - convert it
             $cc1tmp = ord($c1) / 64;
             $cc1 = UTF8NonStrict::chr($cc1tmp) | "\xC0";
             $cc2 = ($c1 & "\x3F") | "\x80";
-            $buf .= $cc1 . $cc2;
+            $buf .= $cc1.$cc2;
           }
 
         } elseif ($c1 >= "\xF0" && $c1 <= "\xF7") { // looks like 4 bytes UTF8
@@ -6702,20 +6702,20 @@ 
           $c4 = $i + 3 >= $max ? "\x00" : $str[$i + 3];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF" && $c3 >= "\x80" && $c3 <= "\xBF" && $c4 >= "\x80" && $c4 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2 . $c3 . $c4;
+            $buf .= $c1.$c2.$c3.$c4;
             $i += 3;
           } else { // not valid UTF8 - convert it
             $cc1tmp = ord($c1) / 64;
             $cc1 = UTF8NonStrict::chr($cc1tmp) | "\xC0";
             $cc2 = ($c1 & "\x3F") | "\x80";
-            $buf .= $cc1 . $cc2;
+            $buf .= $cc1.$cc2;
           }
 
         } else { // doesn't look like UTF8, but should be converted
           $cc1tmp = ord($c1) / 64;
           $cc1 = UTF8NonStrict::chr($cc1tmp) | "\xC0";
           $cc2 = ($c1 & "\x3F") | "\x80";
-          $buf .= $cc1 . $cc2;
+          $buf .= $cc1.$cc2;
         }
 
       } elseif (($c1 & "\xC0") === "\x80") { // needs conversion
@@ -6726,7 +6726,7 @@ 
         } else {
           $cc1 = UTF8NonStrict::chr($ordC1 / 64) | "\xC0";
           $cc2 = ($c1 & "\x3F") | "\x80";
-          $buf .= $cc1 . $cc2;
+          $buf .= $cc1.$cc2;
         }
 
       } else { // it doesn't need conversion
@@ -6737,7 +6737,7 @@ 
     // decode unicode escape sequences
     $buf = preg_replace_callback(
         '/\\\\u([0-9a-f]{4})/i',
-        function ($match) {
+        function($match) {
           return \mb_convert_encoding(pack('H*', $match[1]), 'UTF-8', 'UCS-2BE');
         },
         $buf
@@ -6791,7 +6791,7 @@ 
    */
   public static function ucfirst($str, $encoding = 'UTF-8', $cleanUtf8 = false)
   {
-    return self::strtoupper(self::substr($str, 0, 1, $encoding, $cleanUtf8), $encoding, $cleanUtf8) . self::substr($str, 1, null, $encoding, $cleanUtf8);
+    return self::strtoupper(self::substr($str, 0, 1, $encoding, $cleanUtf8), $encoding, $cleanUtf8).self::substr($str, 1, null, $encoding, $cleanUtf8);
   }
 
   /**
@@ -7266,7 +7266,7 @@ 
       return '';
     }
 
-    preg_match('/^\s*+(?:\S++\s*+){1,' . $words . '}/u', $str, $matches);
+    preg_match('/^\s*+(?:\S++\s*+){1,'.$words.'}/u', $str, $matches);
 
     if (
         !isset($matches[0])
@@ -7276,7 +7276,7 @@ 
       return $str;
     }
 
-    return self::rtrim($matches[0]) . $strAddOn;
+    return self::rtrim($matches[0]).$strAddOn;
   }
 
   /**
@@ -7344,7 +7344,7 @@ 
       $strReturn .= $break;
     }
 
-    return $strReturn . implode('', $chars);
+    return $strReturn.implode('', $chars);
   }
 
   /**

src/voku/helper/data/x98.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'Fan ', 'Sun ', 'Yin ', 'Zhu ', 'Yi ', 'Zhai ', 'Bi ', 'Jie ', 'Tao ', 'Liu ', 'Ci ', 'Tie ', 'Si ', 'Bao ', 'Shi ', 'Duo ',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/xc1.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'soem', 'soeb', 'soebs', 'soes', 'soess', 'soeng', 'soej', 'soec', 'soek', 'soet', 'soep', 'soeh', 'syo', 'syog', 'syogg', 'syogs',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/x30.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'wi', 'we', 'wo', 'n', 'vu', 'ka', 'ke', 'va', 'vi', 've', 'vo', '', '', '"', '"',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/x77.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'Zeng ', 'Huo ', 'Bai ', 'Shi ', 'Ding ', 'Qi ', 'Ji ', 'Zi ', 'Gan ', 'Wu ', 'Tuo ', 'Ku ', 'Qiang ', 'Xi ', 'Fan ', 'Kuang ',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/x99.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'Yin ', 'Luo ', 'Shuu ', 'Dan ', 'Xie ', 'Liu ', 'Ju ', 'Song ', 'Qin ', 'Mang ', 'Liang ', 'Han ', 'Tu ', 'Xuan ', 'Tui ', 'Jun ',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/xbd.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'byu', 'byug', 'byugg', 'byugs', 'byun', 'byunj', 'byunh', 'byud', 'byul', 'byulg', 'byulm', 'byulb', 'byuls', 'byult', 'byulp', 'byulh',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/data/xc4.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 'sseu', 'sseug', 'sseugg', 'sseugs', 'sseun', 'sseunj', 'sseunh', 'sseud', 'sseul', 'sseulg', 'sseulm', 'sseulb', 'sseuls', 'sseult', 'sseulp', 'sseulh',
 );
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;