拥有一个实例化XMLHttpRequest实例的无懈可击的方法
时间:2010-10-14 来源:popingcandy
function getHttpObject(){
var xhr=false;
if(window.XMLHttpRequest){
xhr=new XMLHttpRequest();
}else if(window.ActiveXObject){
try{
xhr=new ActiveXObject("Msxml2.XMLHTTP");//for Mac with IE5
}catch(e){
try{
xhr=new ActiveXObject("Microsoft.XMLHTTP");//for IE
}catch(e){
xhr=false;
}
}
}
return xhr;
}
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