Thinkphp无限分类函数

来源：互联网发布：tomcat启动显示端口号编辑：程序博客网时间：2024/05/29 15:47
<?php     Class Category{         //一维数组无限级分类        Static Public function yiwei($cate,$pid=0){             $arr=array();            foreach($cate as $v){                if($v['pid'] == $pid){                    $arr[]=$v;                    $arr=array_merge($arr,self::yiwei($cate,$v['id']));                }                             }            return $arr;        }         //二位数组无限级分类        Static Public function erwei($cate,$pid=0){            $arr=array();            foreach($cate as $v){                if($v['pid'] == $pid){                                         $v['child']=self::erwei($cate,$v['id']);                    $arr[]=$v;                }            }            return $arr;        }          //通过子级寻找父级        Static Public function findFather($cate,$id){            $arr=array();            foreach($cate as $v){                if($v['id'] == $id){                    $arr[]=$v;                    $arr=array_merge($arr,self::findFather($cate,$v['pid']));                }            }            return $arr;        }         //通过父级寻找子级        Static Public function findChild($cate,$pid){            $arr=array();            foreach($cate as $v){                if($v['pid'] == $pid){                    $arr[]=$v['id'];                    $arr=array_merge($arr,self::findChild($cate,$v['id']));                }            }            return $arr;        }    }?>
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