Ajax最简单例子Demo
Ajax最简单例子,一个例子让你明白Ajax原理,XMLHttpRequest原理varhttp_request=false;functioncreateRequest(url){http_request=false;if(window.XMLHttpRequest){//Mozilla浏览器http_request=newXMLHttpRequest();if(http_request.overrideMimeType){http_request.overrideMimeType(