線上示範地址http://www.jb51.net/jslib/Import/a.html
主要功能代碼import.js 複製代碼 代碼如下:<!--
(function(){
if(typeof window._Import != "undefined") return; //防止多次載入
function _Import(uri, x) {
var f = arguments.callee.caller;
if(typeof f == "function") {
var IsIE = (navigator.userAgent.indexOf("MSIE") == -1)? false : true;
var scriptEle = document.getElementsByTagName("head")[0].appendChild(document.createElement("script"));
scriptEle.type = "text/javascript";
scriptEle.src = uri;
if (x)
{
if (IsIE) {
scriptEle.onreadystatechange = x;
}
else {
scriptEle.onload = x;
}
}
}
}
window._Import = _Import;
})();
//-->
遠程測試a.js 複製代碼 代碼如下:var a = "指令碼之家www.jb51.net===";
具體調用代碼 複製代碼 代碼如下:<html>
<head>
<title>-</title>
</head>
<body>
<script type="text/javascript" src="Import.js"></script>
<script type="text/javascript">
(function(){
function callback()
{
var IsIE = (navigator.userAgent.indexOf("MSIE") == -1)? false : true;
if (IsIE)
{
if(/loaded/.test(this.readyState))
{
alert(a);
}
}
else
{
alert(a);
}
}
_Import("http://www.jb51.net/jslib/Import/a.js", callback)
})()
</script>
</body></html>