PHP:【ThinkPHP】=> 通用后臺管理，用戶名，頭像，判斷是否為空

HTML 代碼塊

    //圖片上傳 js方法
    function save(){
        $.post("{$config['admin_route']}Jz/user_add",$('form').serialize(),function(res){
            switch (res.id) {
                case 0:
                    layer.msg(res.msg,{'icon':2});
                    break;
                case 1:
                    layer.msg(res.msg,{'icon':1});
                    setTimeout(function(){parent.window.location.reload();},1000);
                    break;
                case 2:
                    layer.msg(res.msg,{'icon':2});
                    break;
                default:
                    layer.msg(res.msg,{'icon':2});
                    break;
            }
        },'json');
    }

PHP 代碼塊

public function user_add()
    {   
        //用戶添加
        //判斷是否是post 提交 是的話再輸出
        if (Request::isPost()) {
           $name =  Request::post('name');
           $img =  Request::post('test_img');
           //判斷名稱和頭像是否為空
           if (empty($name) || empty($img) ) {
            echo json_encode(['id'=>2,'msg'=>'名稱和圖片不能為空']);
            return; //結(jié)束判斷
           }else {
            //執(zhí)行數(shù)據(jù)插入數(shù)據(jù)庫
            $insert = Db::table('xmjz_user')->insert([
                'name' => $name,
                'img' => $img,
                'status' => 1
            ]);
           }
           //判斷是否插入成功，數(shù)據(jù)返回給前端
           if (!empty($insert)) {
               echo json_encode(['id' => 1,'msg'=>'成功']);
           }else {
               echo json_encode(['id'=>0,'msg'=>'失敗']);
           }
        }else {
            return View::fetch();
        }
    }