JSFiddle - React, Tailwind, and code Playground

JavaScript

var a;
$.when(memberlogin()).done(function () {
	alert("FAIL!!!!");
});
function memberlogin(){
        var jdo = $.Deferred();
        $.ajax({
            url: 'https://www.asus.com.cn/api/asus_api_data.aspx?lang=tw&key=wechat0001',
            dataType: "jsonp",
            jsonp: 'callback',
            cache: false,
            jsonpCallback: '_asus_CompareInfo_fn',
            success: function (res) {
            		a="res";
                jdo.resolve();
            }
        });
        return jdo.promise();
}