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//JS´úÂë
function checkname() {
    var Msg = document.getElementById("d_username");
    var chk = CheckN();
    if (chk) {
        $.ajax({ url: 'registerOK.aspx',
            type: 'POST',
            data: { lb: "checkname", username: $("#username").val() },
            dataType: 'html',
            timeout: 1000,
            error: function() { alert('³öÏÖδ֪´íÎó¡£'); },
            success: function(data) {
                if (data == "¶Ô²»Æð£¬¸ÃÓû§ÃûÒѱ»×¢²á£¡") {
                    Msg.className = "d_err";
                    Msg.innerHTML = data;
                    $("#hiddencheckname").val("no");
                }
                if (data == "¹§Ï²£¬¸ÃÓû§Ãû¿ÉÒÔ×¢²á£¡") {
                    Msg.className = "d_ok";
                    Msg.innerHTML = data;
               &


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<?php
if(isset($_GET['do']) && $_GET['do']==='ajax')
{
exit("{msg:'Hello World!'}");
}
?>
<!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& ......

ajax?

Õ⼸ÌìÔÚ×¼±¸×öÒ»¸öǶÈëʽÉ豸µÄweb server£¬²¢ÇÒÏ£ÍûÄÜ×öµ½É豸״̬µÄ¶¯Ì¬ÏÔʾ¡£´Ócgiµ½html£¬´Óhtmlµ½javascript£¬´Ójavascriptµ½XMLHttpRequest£¬ÕæÊÇÓÖµ±µùÓÖµ±ÂèµÄ£¨ºÙºÙ£¬¿É²»ÊÇ´Ö¿Ú°¡£©¡£XMLHttpRequestÊǺÎÎ²»ÓÃË¢ÐÂÒ³Ãæ¾ÍÄܺÍserver¶Ë½»»»Êý¾Ý¡£Æñ²»ÊÇÕýºÏÎÒÒâ¡£¿´ÁËÁ½ÆªÎÄÕ²ŻÐÈ»´óÎò£¬ÄѵÀÕâ¾ÍÊÇ´«ËµÖеÄAj ......

ASP.NET Ajax Video Notes

ASP.NET Ajax Videoѧϰ±Ê¼Ç
5. Make Client-Side Network Callbacks with ASP.NET AJAX?
Notes:
ÔÚ<ScriptManager>ÖÐÌí¼Ó<Services>
4. Implement Dynamic Partial-Page Updates with ASP.NET AJAX?
Notes:
UpdatePanel¿ÉÒÔÍê³É²¿·ÖÒ³ÃæµÄ¸üÐÂ
Èç¹ûButtonÔÚUpdatePanelÖУ¬¼´Ê¹ÔÚPageLoad()Öаüº¬¸üÐÂË ......

JavascriptºÍAjaxÖÐÎÄÂÒÂëÍÂѪ°æ½â¾ö·½°¸

Òý×Ô£ºhttp://www.cnblogs.com/dongritengfei/archive/2009/12/21/1628489.html
 
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1. JavaScriptÊä³öµÄÖÐÎÄÂÒÂ룬
±ÈÈ磺alert("ÖÐÎÄÂÒÂë²âÊÔ");
½â¾öµÄ°ì·¨±È½Ï¼òµ¥£¬¾ÍÊǰÑjspÀïËùÓеÄcharsetºÍpageEncodingµÄÖµ¶¼ÉèÖóÉÏàͬµÄ£¬Ò»°ãÊÇutf-8.
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