CI框架层级分类
public function shop_allot(){$arr = $this->db->get('ecs_category')->result_array();//調用list_level方法$str['i'] = $this->list_level($arr, $parent_id = 0, $level = 0);$this->load->view('shop/shop_allot', $str);
}public function list_level($arr, $parent_id = 0, $level = 0){static $data = array();foreach ($arr as $v) {if ($v['parent_id'] == $parent_id) {$v['level'] = $level;$data[] = $v;$this->list_level($arr, $v['cat_id'], $level + 1);}}return $data;
}
總結
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