Example Analysis of ajax General Code

This article mainly introduces the example analysis of ajax general code, which is very detailed and has certain reference value. Friends who are interested must finish it!

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Var xmlhttpfunction loadXMLDoc (url) {/ / code for Mozilla, etc. If (window.XMLHttpRequest) {xmlhttp=new XMLHttpRequest () xmlhttp.onreadystatechange=state_Change xmlhttp.open ("GET", url,true) xmlhttp.send (null)} / / code for IE else if (window.ActiveXObject) {xmlhttp=new ActiveXObject ("Microsoft.XMLHTTP") if (xmlhttp) {xmlhttp.onreadystatechange=state_Change xmlhttp.open ("GET", url) True) xmlhttp.send ()}} function state_Change () {/ / if xmlhttp shows "loaded" if (xmlhttp.readyState==4) {/ / if "OK" if (xmlhttp.status==200) {document.getElementById ('T1') [xss_clean] = xmlhttp.responseText} else {alert ("Problem retrieving data:" + xmlhttp.statusText)}} Click above is all the content of the article "sample Analysis of ajax Common Code" Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!