// current url: 'http://localhost/?code=NdK6RFVn'

var code = ZxpJS.Url.get('code');
// code => NdK6RFVn

// --- 简写 ---
var Url = ZxpJS.Url;
var code = Url.get('code');

// 设置 Cookie, 时长24小时
ZxpJS.Cookie.set('code', 'NdK6RFVn', 24);

// 获取 Cookie
var code = ZxpJS.Cookie.get('code');
// code => NdK6RFVn

// 删除 Cookie
ZxpJS.Cookie.del('code');
// code => '';

// --- 简写 ---
var Cookie = ZxpJS.Cookie;
Cookie.set('code', 'NdK6RFVn', 24);
var code = Cookie.get('code');
Cookie.del('code');

// 获取用户 code
var appid = 'eNPjIURC6AcG4tYlNY';
var code = ZxpJS.WeiXin.getOauthCode(appid);
// code => '3rMJR6ioyd5AuRALq3Lv63ErHav3fdIm'

// --- 简写 ---
var WeiXin = ZxpJS.WeiXin;
var code = WeiXin.getOauthCode(appid);