36 lines
1 KiB
JavaScript
36 lines
1 KiB
JavaScript
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((function(url,callback,method,post,headers){//headers is an object like this {Connection:"keep-alive"}
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function createXMLHttpRequest() {
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if (typeof XMLHttpRequest != "undefined") {
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return new XMLHttpRequest();
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} else if (typeof window.ActiveXObject != "undefined") {
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try {
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return new ActiveXObject("Msxml2.XMLHTTP.4.0");
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} catch (e) {
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try {
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return new ActiveXObject("MSXML2.XMLHTTP");
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} catch (e) {
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try {
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return new ActiveXObject("Microsoft.XMLHTTP");
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} catch (e) {
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return null;
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}
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}
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}
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}
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}
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function looProp(object,callback){
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var a;
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for(a in object){
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if(object.hasOwnProperty(a))callback.call(object,a,object[a]);
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}
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}
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method=method||"GET";
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var xhr=createXMLHttpRequest();
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if(xhr){
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xhr.open(method,url,true);
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looProp(headers,function(a,b){xhr.setRequestHeader(a,b)})
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xhr.onreadystatechange=function(){if(xhr.readyState==xhr.DONE){callback(xhr)}};
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xhr.send(post);
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return xhr;}else{return null;}
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})('http://rosettacode.org',function(xhr){console.log(xhr.responseText)}))
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