AJAX 初学(转)
这两天一直在埋头苦练AJAX技术，虽然网上对AJAX的看法各有好坏，在我看来AJAX对我来说还是一个很不错的技术，它在很大的程度上减轻了服务器的负担，把一些简单的request通过利用javascript方法创建一个XMLHttpRequest对象发送和接收服务器的信息，不要通过刷新页面就能得到自己想要的效果，这简直是不可思议。下面给出一段AJAX+Servlet+Javascript一段最简单的代码供初学者参考，注意是初学者哦 。
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Strict //EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Sending Request Data Using GET and POST</title>
<script type="text/javascript">...
var xmlHttp;
function createXMLHttpRequest() ...{
if(window.ActiveXObject) ...{
xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
} else if(window.XMLHttpRequest) ...{
xmlHttp = new XMLHttpRequest();
}
}
function createQueryString() ...{
var firstName = document.getElementById("firstName").value;
var middleName = document.getElementById("middleName").value;
var birthday = document.getElementById("birthday").value;
var queryString = "firstName = " + firstName + "&middleName=" + middleName + "&birthday=" + birthday;
return queryString;
}
function doRequestUsingGET() ...{
createXMLHttpRequest();
var queryString = "GetAndPostExample?";
queryString = queryString + createQueryString()
+ "&timeStamp=" + new Date().getTime();
xmlHttp.onreadystatechange = handleStateChange;
xmlHttp.open("GET", queryString, true);
xmlHttp.send(null);
}
function doRequestUsingPOST() ...{
createXMLHttpRequest();
var queryString = "GetAndPostExample?";
qu
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前几天在Firebug扩展开发一文中就提到过Firephp这个基于Firebug的插件，通过使用Firephp你可以在Firebug的Console栏中看到要调试的数据，而不影响php程序的正常执行，所以说，这东西对于Ajax开发是很有帮助的！下面一起来看下Firephp的使用方法。
第一步：安装
1.如果你的FireFox没有Firebug这个插件的话，首先要安装Fire ......
<!--
/* Font Definitions */
@font-face
{font-family:宋体;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-alt:SimSun;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
{font-family:"Cambria Mat ......
http://www.ajaxlines.com/ajax/stuff/article/using_google_is_ajax_search_api_with_java.php
I was rather depressed over a year ago when Google deprecated their SOAP Search API with their AJAX Search API. Essentially Google was saying that they didn want anyone programmatically accessing Google search ......
<html>
<head>
<title></title>
</head>
<mce:script type="text/javascript"><!--
var xmlHttp = false;
try{
xmlHttp = new XMLHttpRequest();
}catch(trymicrosoft){
try{
xmlHttp = new ActiveXObject("Msxml2.XMLHT ......
