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

JavaScript¶¨ÒåÀàµÄ¼¸ÖÖ·½Ê½

   ÌáÆðÃæÏò¶ÔÏóÎÒÃǾÍÄÜÏëµ½À࣬¶ÔÏ󣬷â×°£¬¼Ì³Ð£¬¶à̬¡£ÔÚ¡¶javaScript¸ß¼¶³ÌÐòÉè¼Æ¡·£¨ÈËÃñÓʵç³ö°æÉ磬²ÜÁ¦¡¢ÕÅÐÀÒë¡£Ó¢ÎÄÃû×ÖÊÇ£ºProfessional JavaScript for Web Developers£©Õâ±¾ÊéÖÐÃèÊöµÄ»¹Ëã±È½ÏÏêϸ¡£ÎÒÃÇ¿´¿´JavaScriptÖж¨ÒåÀàµÄ¸÷ÖÖ·½·¨¡£ 
1£®¹¤³§·½Ê½
    javaScriptÖд´½¨×Ô¼ºµÄÀàºÍ¶ÔÏó£¬ÎÒÃÇÓ¦¸ÃÊDZØÐëÕÆÎյģ¬ÎÒÃǶ¼ÖªµÀjavaScriptÖжÔÏóµÄÊôÐÔ¿ÉÒÔÔÚ¶ÔÏó´´½¨ºó¶¯Ì¬¶¨Ò壬±ÈÈçÏÂÃæµÄ´úÂ룺
<script type="text/javascript">
    //¶¨Òå
    var oCar = new Object();
    oCar.color = "red";
    oCar.doors = 4;
    oCar.showColor = function() {
        alert(this.color);
    }
    //µ÷ÓÃ
    oCar.showColor();
</script> 
    ÎÒÃǺÜÈÝÒ×ʹÓÃoCar¶ÔÏ󣬵«ÊÇÎÒÃÇ´´¾ÍÊÇÏë´´½¨¶à¸öCarʵÀý¡£ÎÒÃÇ¿ÉÒÔʹÓÃÒ»¸öº¯ÊýÀ´·â×°ÉÏÃæµÄ´úÂëÀ´ÊµÏÖ£º<script type="text/javascript">
    //¶¨Òå
    function createCar() {
        var oCar = new Object();
        oCar.color = "red";
        oCar.doors = 4;
        oCar.showColor = function() {
            alert(this.color);
        }
        return oCar;
    }
    //µ÷ÓÃ
    var ocar1 = createCar();
    var ocar2 = createCar();
    ocar1.color = "black";
    ocar1.showColor();
    ocar2.showColor();
</script>
    Ë³±ã˵һÏ£¬javaScript¶ÔÏóĬÈϳÉÔ±ÊôÐÔ¶¼ÊÇpublic µÄ¡£ÕâÖÖ·½Ê½ÎÒÃdzÆÎª¹¤³§·½Ê½£¬ÎÒÃÇ´´ÔìÁËÄÜ´´½¨²¢·µ»ØÌض¨ÀàÐ͵ĶÔÏóµÄ¹¤³§¡£
    ÕâÑù×öÓеãÒâ˼ÁË£¬µ«ÊÇÔÚÃæÏò¶ÔÏóÖÐÎÒÃǾ­³£Ê¹Óô´½¨¶ÔÏóµÄ·½·¨ÊÇ£º
Car car=new Car();
    Ê¹ÓÃnew ¹Ø¼ü×ÖÒѾ­ÉîÈëÈËÐÄ£


Ïà¹ØÎĵµ£º

Google ÅÅÃûÖÐµÄ 10 ¸ö×îÖøÃûµÄ JavaScript ¿â

ugmbbc·¢²¼ÓÚ 2009-11-14 09:41:43| 7628 ´ÎÔĶÁ ×ÖÌ壺´ó С ´òÓ¡Ô¤ÀÀ
var ReTitle = '»Ø¸´:Google ÅÅÃûÖÐµÄ 10 ¸ö×îÖøÃûµÄ JavaScript ¿â';
¸ÐлCOMSHARP CMSµÄͶµÝ
ÐÂÎÅÀ´Ô´:tripwiremagazine.com
JavaScript ÊÇ Web ¿ª·¢ÓëÉè¼ÆÖв»¿É»òȱµÄ¶«Î÷£¬²»¹ÜÊÇÒ»¸ö¼òµ¥µÄÍøÒ³»¹ÊÇÒ»¸öרҵµÄÕ¾µã£¬Ò²²»¹ÜÄãÊǸßÊÖ»¹ÊDzËÄñ ......

Javascript¿çÓò·ÃÎʽâ¾ö·½°¸¡¾×ªÌû¡¿

ÓÉÓÚ°²È«·½ÃæµÄ¿¼ÂÇ£¬Javascript±»ÏÞÖÆÁË¿çÓò·ÃÎʵÄÄÜÁ¦£¬µ«ÊÇÓÐʱºòÎÒÃÇÏ£ÍûÄܹ»×öһЩºÏÀíµÄ¿çÓò·ÃÎʵÄÊÂÇ飬ÄÇôÔõô°ìÄØ£¿
ÕâÀï·ÖÁ½ÀàÇé¿ö£º
Ò»¡¢»ùÓÚͬһ¸¸ÓòµÄ×ÓÓòÖ®¼äÒ³ÃæµÄ·ÃÎÊ£»²Î¼ûÈçÏÂ3¸ödomainÓò£ºtaobao.com¡¢jipiao.taobao.com¡¢promotion.taobao.com£»ËüÃÇÓÐÏàͬµÄ¸¸Óòtaobao.com¡£
¶þ¡¢»ùÓÚ²»Í¬¸¸ÓòÒ³Ãæ ......

javascript Îı¾¿òˢеÄʱºò±£´æÎı¾Öµ

 <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
<!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 ......

ASYNCHRONOUS JAVASCRIPT AND XML

 JS²ã
// ¶¨ÒåÒ»¸öÈ«¾Ö
var xmlHttp;
// ·µ»ØÒ»¸öxmlHttpRequest¶ÔÏó
function createXMLHttpRequest() {
if (window.XMLHttpRequest) {
xmlHttp = new XMLHttpRequest();
} else {
if (window.ActiveXObject) {
xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
}
}
return xmlHttp;
} ......

javascript typeofµÄÓ÷¨

 
¾­³£»áÔÚjsÀïÓõ½Êý×é,±ÈÈç ¶à¸öÃû×ÖÏàͬµÄinput, ÈôÊǶ¯Ì¬Éú³ÉµÄ, Ìύʱ¾ÍÐèÒªÅÐ¶ÏÆäÊÇ·ñÊÇÊý×é.
if(document.mylist.length != "undefined" ) {} Õâ¸öÓ÷¨ÓÐÎó.
ÕýÈ·µÄÊÇ if( typeof(document.mylist.length) != "undefined" ) {}
»ò if( !isNaN(document.mylist.length) ) {}
typeof ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ