tken/application/api/controller/Area.php

<?php

namespace app\api\controller;

use app\common\controller\Api;
use think\Db;
/**
 * 地区接口
 */
class Area extends Api
{
    protected $noNeedLogin = ['*'];
    protected $noNeedRight = ['*'];

    public function area_list(){
        $pid = input_post('pid',0);

        $fields = 'name,content,updatetime';
        $list = Db::name('area')->field($fields)->where('pid',$pid)->order('id asc')->column(['id','pid','name']);

        $this->success('success',$list);
    }
}