ajax瀏覽器安全色的問題一直都是同學們多煩惱的，下面有個不錯的樣本大家可以參考下，希望對大家有所協助
代碼如下:<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>無標題文檔</title> <script> window.onload = function(){ var oBtn = document.getElementById('btn'); oBtn.onclick = function(){ //1.建立ajax對象 //只支援非IE6瀏覽器 var oAjax = null; if(window.XMLHttpRequest){ oAjax = new XMLHttpRequest(); //alert(new XMLHttpRequest()); }else{ //只支援IE6瀏覽器 oAjax = new ActiveXObject("Microsoft.XMLHTTP"); } //2.串連伺服器,這裡加個時間參數,每次訪問地址都不一樣,瀏覽器就不用瀏覽器裡的緩衝了,但 // 但伺服器那端是不解析這個時間的 oAjax.open("get","a.txt?t=" + new Date().getTime(),true); //3.發送 oAjax.send(null); //4.接受資訊 oAjax.onreadystatechange = function(){ //瀏覽器與伺服器之間的互動,進行到哪一步了,當等於4的時候,代表讀取完成了 if(oAjax.readyState==4){ //狀態代碼,只有等於200,代表接受完成,並且成功了 if(oAjax.status==200){ alert("成功" + oAjax.responseText); }else{ alert("失敗"); } } }; }; }; </script> </head> <body> <input type="button" value="按鈕" id="btn"/> </body> </html>Start building with 50+ products and up to 12 months usage for Elastic Compute Service
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