var request = new XMLHttpRequest() //创建XML对象
request.open('GET',url); //设置发送方式和请求文本的地址
request.onreadystatechange = function(){
if(request.readyState === 4 && request.status === 200){
console.log("请求成功")
});
}
request .send()
var request = new XMLHttpRequest() //创建XML对象
request.open('GET',url); //设置发送方式和请求文本的地址
request.onreadystatechange = function(){
if(request.readyState === 4 && request.status === 200){
console.log("请求成功")
});
}
request .send()