三级递归查path

三级递归查path

表结构

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代码

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// An highlighted block
function getPath($data,$id){
     $path = '';
     foreach ($data as $key => $value) {
         if($value['id'] == $id) {
             if($value['parent_dept'] == 0) {
                 $path .= $value['dept_name'];
                 return $path;
             } else {
                 $name = getPath($data,$value['parent_dept']);
                 $path .= $name .'/'.$value['dept_name'];
             }
         }
     }
     return $path;
 }