Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

°ïæ¿´Ò»ÏÂÕâAjax·¢Ë͵ĴúÂëÓÐʲô´íÎó°¡£¿

function inqData()
      {
        createXmlHttpRequest();
        tmpy      = document.getElementById("ProvinceDiv").style.pixelTop;
        tmpx      = document.getElementById("ProvinceDiv").style.pixelLeft;
        y          = nn6 ? e.clientY : event.clientY;
        x          = nn6 ? e.clientX : event.clientX;
        y          = y - tmpy;
        x          = x - tmpx;
        //alert(y + "," + x);   
        //var url="InqStData.aspx?StX=10&StY=10";
        var url="InqStData.aspx?StX=" + x.value + "&StY=" + y.value;     
        xmlHttp.open("GET",url,true);     
        xmlHttp.onreadystatechange = GetInqData;
        xmlHttp.send(null);
      }
Èç¹ûÎÒÓÃÕâ¾ä»°var url="InqStData.aspx?StX=10&StY=10";ÊÇûÓÐÎÊÌâµÄ
alert(y + "," + x);  Õâ¾ä»°Ò²ÄÜÊä³öÕý³£Öµ
Ϊʲôvar url="Inq


Ïà¹ØÎÊ´ð£º

AjaxÓëSessionµÄÎÊÌâ - .NET¼¼Êõ / ASP.NET

֮ǰÓöµ½Ò»¸öÎÊÌâ¡£
ÓÚÊÇ×öÁËÒÔÏÂʵÑ飺
Ò³Ãæ¼ÓÔØºó£¬Ìá½»Ò»¸öAjaxÇëÇó(ÔݳÆÎªajax1)£¬ÇëÇóµÄÏß³ÌÔÚ·þÎñÆ÷Éϱ»Ë¯Ãß10ÃëÖÓ¡£
µã»÷Ò³ÃæÉÏÒ»¸öbutton£¬´¥·¢ÁíÒ»¸öAjaxÇëÇó(ajax2)¡£
µ±Ã»ÓÐʹÓÃsession£¬ÔÚ·þÎñÆ÷δ´ ......

Visual Web Developer 2008°²×°AJAXÎÊÌ⣡°ï°ïæ°¡£¡

Çë¸ç¸ç½ã½ãµÜµÜÃÃÃÃÊåÊå°¢ÒÌÃǰï°ïæ
ÎÒÓö¼ûÁËÒ»¸ö¸úÄúÒ»ÑùµÄÎÊÌ⣬¾ÍÊÇÎÒµÄ Visual Web Developer 2008 ¼òÌå°æ °²×°AJAXµÄʱºòÒ²³öÏÖÎÊÌ⣬ÎÒÏÂÔØAjaxControlToolkit
ÁËÒ²½âѹÁË£¬µ«ÊÇûÓа²×°AspAjaxExtSetu ......

Ò»¸öºÜ¼òµ¥µÄAJAX»¥¶¯£¬ÎªÊ²Ã´Ò³Ã滹ÊÇ»áˢУ¿£¿

ǰ̨´úÂ룺
C# code:

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="tttt.aspx.cs" Inherits="tttt" %>
<%@ Register Assembly="System.W ......

¹ØÓÚAJAX´«ÊäJSONÊý¾ÝÊý¾ÝÁ¿ÎÊÌâ

AJAX´«ÊäJSONÊý¾Ý.¶ÔÓÚÖÐÎÄÈç¹ûʹÓÃUTF8±àÂë
ÎÒµÄÈÕÖ¾ÎļþÖмǼµÄ´«ÊäµÄ3¸öÖÐÎÄÈç"\u8d85\u7ea7\u798f"
ÔÚʵ¼Ê´«ÊäÖÐÊDz»ÊÇÕ¼ÓÃ18¸ö×Ö½Ú..
Ò²¾ÍÊÇ˵һ¸öÖÐÎÄʹÓÃJSON´«ÊäÔòÿ¸öÖÐÎÄÐèÒªÕ¼ÓÃ6×Ö½ ......

µÚÒ»´ÎÓÃAjax£¬Óöµ½Á˲¶×½session timeoutµÄÎÊÌ⣡

ÎÒÔÚÍøÕ¾ÀïÃæ¼ÓÉÏÁËAJAXµÄÓ¦Óá£Ô­À´²¶×½session timeoutÊÇÔÚON_PAGELOADʼþÀïÃæ´¦ÀíµÄ¡£µ«ÊǼÓÉÏajaxºó¾Í²»ÔÙÆð×÷ÓÃÁË¡£ ÀÏÊÇÏÔʾObject reference not set to an instance of an object.Ó¦¸Ã¾ÍÊÇsessionÖµÒѾ­Çå¿ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ