open Method Assigns method, destination URL, and other optional attributes of a pending request.Syntax XMLHttpRequest.open(sMethod, sUrl )Parameters sMethod Required. String that specifies the H ...……
阻塞的AJAX请求 我们先来证实一下请求的阻塞情况吧。我们使用如下的代码:连续发起三个请求 function simpleRequest(){ var request = new XMLHttpRequest(); request.open("POST", "Script.ashx"); request.send ...……