使用原始Ajax访问与使用jquery的Ajax访问的实例
原始Ajax的访问
<!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>jQuery Ajax</title> <script type="text/javascript"> $(function() { var xhr = new AjaxXmlHttpRequest(); $("#btnAjaxOld").click(function(event) { var xhr = new AjaxXmlHttpRequest(); xhr.onreadystatechange = function() { if (xhr.readyState == 4) { document.getElementById("divResult").innerHTML = xhr.responseText; } } xhr.open("GET", "data/AjaxGetCityInfo.aspx?resultType=html", true); xhr.send(null); }); }) //跨浏览器获取XmlHttpRequest对象 function AjaxXmlHttpRequest() { var xmlHttp; try { // Firefox, Opera 8.0+, Safari xmlHttp = new XMLHttpRequest(); } catch (e) { // Internet Explorer try { xmlHttp = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) { alert("您的浏览器不支持AJAX！"); return false; } } } return xmlHttp; } </script></head><body> <button id="btnAjaxOld">原始Ajax调用</button><br /> <br /> <div id="divResult"></div></body></html><!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>jQuery Ajax</title> <script type="text/javascript" src="scripts/jquery-1.3.2-vsdoc2.js"></script> <script type="text/javascript"> $(function() { $("#btnGetHtml").click(function(event) { $("#divResult").load("data/AjaxGetCityInfo.aspx", { "resultType": "html" }); }); }) </script></head><body> <button id="btnAjaxJquery">使用jQuery的load方法</button> <br /> <div id="divResult"></div></body></html>