php µÄ ajax ʵÏÖ
<script type="text/javascript" src="jquery-1.3.2.min.js"></script>
<input type="button" onclick="test();" value="Ìá½»"/>
<script type="text/javascript">
function test(){
var valid = {
username: 'taoge',
password: '123456'
};
$.ajax({
url: 'valid.php',
type: 'get',
data: valid, // ·¢Ë͵ÄÊý¾Ý
dataType: 'json', // ·¢ËÍ/½ÓÊÕÊý¾ÝµÄ¸ñʽ
success: function(data){
alert(""+data.username);
},
error: function(data){
alert("xxx"+data);
}
});
}
</script>
===========================
valid.php
Ïà¹ØÎĵµ£º
»·¾³£ºAjax+JSP£¬Tomcat5.05
²Î¿¼£ºhttp://www.w3cschool.cn/index-24.asp.htm
Îļþ£ºtestAjax.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb ......
×î½üÔÚGreg Beaver'sµÄblogÉÏ·¢±íµÄһƪÐÂÎÄÕ comparing strings in PHP with the == operator ÖÐÌá¼°ÁËPHPµÄ == ÔËËã·ûÔÚ¶Ô×Ö·û´®½øÐбȽÏʱֵµÃ×¢ÒâµÄÎÊÌâ¡£
ÔÚijЩÇé¿öÏ£¬PHP»á°ÑÀàÊýÖµÊý¾Ý£¨È纬ÓÐÊý×ÖµÄ×Ö·û´®µÈ£©×ª»»³ÉÊýÖµ´¦Àí£¬== ÔËËã·û¾ÍÊÇÆäÖÐÖ®Ò»¡£ÔÚʹÓà == ÔËËã·û¶ÔÁ½¸ö×Ö·û´®½øÐÐËÉÉ¢±È½Ïʱ£¬PHP»á°ÑÀàÊý ......
µ±ÄúÔËÐÐÒ»¸öÓ¦ÓóÌÐòʱ£¬Äú»á´ò¿ªËü£¬×öЩ¸ü¸Ä£¬È»ºó¹Ø±ÕËü¡£ÕâºÜÏñÒ»´Î»á»°¡£¼ÆËã»úÇå³þÄãÊÇË¡£ËüÖªµÀÄãºÎʱÆô¶¯Ó¦ÓóÌÐò£¬²¢ÔÚºÎʱÖÕÖ¹¡£µ«ÊÇÔÚÒòÌØÍøÉÏ£¬´æÔÚÒ»¸öÎÊÌ⣺·þÎñÆ÷²»ÖªµÀÄãÊÇËÒÔ¼°Äã×öʲô£¬ÕâÊÇÓÉÓÚ HTTP µØÖ·²»ÄÜά³Ö״̬¡£
ͨ¹ýÔÚ·þÎñÆ÷ÉÏ´æ´¢Óû§ÐÅÏ¢ÒÔ±ãËæºóʹÓã¬PHP session ½â¾öÁËÕâ¸öÎÊÌ⣨±ÈÈç ......
Èç¹ûAJAX¼ÓÔØµÄÊý¾ÝÊÇÒ»¸öHTMLƬ¶Î£¬¶øÇÒÕâ¸öHTMLƬ¶Î»¹°üº¬½Å±¾<script>¿é£¬ÄÇôÔÚÄã°ÑÕâÊý¾ÝxmlHttp.responseTextÓÃinnerHTML·½·¨²åÈëµ½µ±Ç°ÎĵµÒ»¸öÔªËØÖУ¬Äã»á·¢ÏÖAJAX¼ÓÔØ»ØÀ´µÄ½Å±¾¸ù±¾Ã»ÓÐÖ´ÐС£ÕâÊÇAJAX¿ª·¢Öкܳ£¼ûµÄÎÊÌ⣬Èç¹ûÄã²»ÊÇÒ»Ö±ÔÚÓÃJavaScript¿ò¼Ü×ö¿ª·¢£¬ÏàÐÅÄãÔç¾Í·¢ÏÖÕâ¸öÎÊÌâÁË¡£±¾ÎÄ·ÖÎöÁËÁ ......