JS 封装ajax

function Ajax(url, params) {
            return new Promise((resolve, reject) => {
                $.ajax({
                    url: url
                    , type: 'post'
                    , data: params
                    , success: res => resolve(res)
                    ,fail:res=>reject(res)
                });
            });
        }

调用

Ajax('OnAdd', data).then((res) => {
                                                console.log(res);
                                            });