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±íµ¥Ò³page.php:
<form id="form1" name="form1" method="post" action="add.php">
  <input name="username" type="text" id="username" />
  <input type="submit" name="Submit" value="Ìí¼Ó" />
</form>


php³ÌÐòÒ³add.php
<?php
$varname=$_POST["username"];
require("conn.php");
mysql_query("insert into mybiao(username) values('$varname')");
echo " <script>alert('Ìí¼Ó³É¹¦') </script>";

?>


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PHP code:
´´½¨XMLHTTPRequest¶ÔÏó:Ajax
<script language="JavaScript" type="text/javascript" src="Ajax.js"></script>
var Ajax=getXMLHTTPRequest();
·þÎñÆ÷ÇëÇó:getServerTime()
function getServerTime(){
var url='Ajax.php';
var Rand=parseInt(Math.random()*999);
url=url+"?rand="+Rand;
Ajax.open("GET",url,true);
Ajax.onreadystatechange=use


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AjaxÎÞË¢ÐÂÏÂÔØ Çë¸÷λ´óϺÃǰï°ïæ°¡~

<script language="javascript">
  var XMLHttpReq;
  var cont=true;
//´´½¨XMLHttpRequest¶ÔÏó     
    function createXMLHttpRequest ......

phpÈçºÎ·ÃÎÊobject

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object(Helper_Uploader_File) {
  protected '_file'  => array(
    'name' => string '4_¹âÓ°_1.jpg' (length=14)
    'type ......

jqueryÖÐÏòajaxÎÊÌâ - Web ¿ª·¢ / JavaScript

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JScript code:
<html>
<head>
<script type="text/javascript" charset="utf-8"
src="script/jquery-1.3.2.min ......
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