日期:2014-05-16 浏览次数:20602 次
<!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> <title>ajax</title> <script type="text/javascript"><!-- function Ajax() { var xmlHttpReq = null; if (window.XMLHttpRequest) { xmlHttpReq = new XMLHttpRequest(); } else { if (window.ActiveXObject) { var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP']; for(var i=0; i<versions.length; i++) { try { xmlHttpReq = new ActiveXObject(versions[i]); if(xmlHttpReq) { break; } } catch(e) {} } } } var handler = null; this.invoke = function (mode, url, value, _handler) { handler = _handler; if(mode == 'get') { var querystring = url+'?'+value+'&'+Math.random(); if(window.XMLHttpRequest) { xmlHttpReq.open('GET', querystring); xmlHttpReq.onreadystatechange = this.callback; xmlHttpReq.send(null); } else { xmlHttpReq.open('GET', querystring, true); xmlHttpReq.onreadystatechange = this.callback; xmlHttpReq.send(); } } else if(mode == 'post') { xmlHttpReq.open('POST', url); xmlHttpReq.onreadystatechange = this.callback; xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); xmlHttpReq.send(value); } }; this.callback = function () { if (xmlHttpReq.readyState == 4) { if (xmlHttpReq.status == 200) { handler(xmlHttpReq.responseText); } else { alert("请刷新页面!"); } } }; } // 调用示例 new Ajax().invoke( "get", "/index.php", 'name=hello', run ); function run(response) { alert(response); } // --></script> </head> <body> </body> </html>
<?php echo $_GET['name']; // echo $_POST['name']; ?>