Simple JS Module loading

var check = {} require = function (name, callback) {    //name is cut into multiple module names and then converted to a URL    //for loop    //This will run    in the IFRAME var s = document.createelement ("script")    Document.body.appendChild (s)    s.src = name    //for Loop End    check[ Name] = callback//after Check[name] will correspond to an object}//this is the execution callback require.exec = function (factory, name, list) {  var ret = Factory.apply (null, list | | [])  Check[name] (ret)}//This is the module used to define method define = function (name, callback, list) {    //This is greatly simplified, and the name is restored from the URL, Process dependent list    var str = "Require.exec (" + callback.tostring () + ", '" +name + "')"    var s = document.createelement ("Script ")    Document.body.appendChild (s)    s.text = str;}

　　

Simple JS Module loading