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<?php |
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namespace tinymeng\tools; |
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/** |
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* Name: Tool.php. |
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* Author: JiaMeng <[email protected]> |
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* Date: 2018/8/17 14:20 |
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* Description: Tool.php. |
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*/ |
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class ArrayTool{ |
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/** |
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* @param $arr |
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* @param $keys |
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* @param $type |
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* @return array |
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*/ |
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static public function arraySort($arr,$keys,$type='asc'){ |
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$keysValue = $newArray = array(); |
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foreach ($arr as $k=>$v){ |
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$keysValue[$k] = $v[$keys]; |
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} |
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if($type == 'asc'){ |
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asort($keysValue); |
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}else{ |
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arsort($keysValue); |
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} |
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reset($keysValue); |
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foreach ($keysValue as $k=>$v){ |
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$newArray[$k] = $arr[$k]; |
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} |
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return $newArray; |
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} |
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/** |
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* Description: 获取菜单树结构 |
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* Author: JiaMeng <[email protected]> |
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* Updater: |
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* @param array $list 数据list |
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* @param string $filed 主键字段 |
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* @param string $parent_filed 父节点字段 |
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* @param int $parent_id 父id值 |
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* @return array |
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*/ |
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public static function getTreeStructure($list,$filed='id',$parent_filed='pid',$parent_id=0){ |
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$result = array(); |
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if(!empty($list)){ |
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foreach($list as $key=>$val){ |
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if($val[$parent_filed] == $parent_id){ |
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$val['child'] = self::getTreeStructure($list,$filed,$parent_filed,$val[$filed]); |
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if(empty($val['child'])){ |
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unset($val['child']); |
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} |
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$result[] = $val; |
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} |
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} |
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} |
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return $result; |
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} |
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/** |
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* Description: 对象到数组转换 |
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* Author: JiaMeng <[email protected]> |
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* Updater: |
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* @param $obj |
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* @return array |
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*/ |
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public static function objectToArray($obj){ |
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if(!is_object($obj) && !is_array($obj)) { |
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return $obj; |
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} |
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$arr = array(); |
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foreach($obj as $k => $v){ |
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$arr[$k] = self::objectToArray($v); |
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} |
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return $arr; |
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} |
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/** |
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* 空数组转为object |
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* 给安卓出接口时部分要求[]返回{}(数组返回字典类型) |
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* @Author: TinyMeng <[email protected]> |
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* @param $data |
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*/ |
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public static function nullArrayToObject(&$data){ |
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foreach ($data as $key=>&$val){ |
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if(is_array($val)){ |
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if(empty($val)){ |
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settype($val,'object'); |
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}else{ |
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self::nullArrayToObject($val); |
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} |
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} |
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} |
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} |
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} |
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majiameng /
tools
