html请求_ashx.cs页码Example

  

//1创建对象 XMLHttpRequest   

      var request = createXHR();

        function createXHR() {//判断浏览器兼容             var xhr;    

         if (XMLHttpRequest) {      

           xhr = new XMLHttpRequest();   

          } else {      

           xhr = new ActiveXObject("Microsoft.XMLHTTP");   

          }         

    return xhr;        

}    

     function send() {

            document.getElementById("d").innerHTML = "加载中...";       

      //2初始化         

    request.open("get", "02_getTime.ashx?_=" + Math.random(), true);     

        //3注册事件       

      request.onreadystatechange = function () {

                if (request.readyState == 4) {

                    if (request.status == 200) {    

                     var res = request.responseText;     

                    document.getElementById("d").innerHTML = res;    

                 } else {                

         document.getElementById("d").innerHTML = "服务器内部错误";       

              }

                }     

        }    

         //4.发送请求     

        request.send();       

  }