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

JavascriptÖÐ×î³£ÓõÄ55¸ö¾­µä¼¼ÇÉ

1. oncontextmenu="window.event.returnValue=false" ½«³¹µ×ÆÁ±ÎÊó±êÓÒ¼ü
<table border oncontextmenu=return(false)> <td>no </table> ¿ÉÓÃÓÚTable
2. <body onselectstart="return false"> È¡Ïûѡȡ¡¢·ÀÖ¹¸´ÖÆ
3. onpaste="return false" ²»×¼Õ³Ìù
4. oncopy="return false;" oncut="return false;" ·ÀÖ¹¸´ÖÆ
5. <link rel="Shortcut Icon" href="favicon.ico"> IEµØÖ·À¸Ç°»»³É×Ô¼ºµÄͼ±ê
6. <link rel="Bookmark" href="favicon.ico"> ¿ÉÒÔÔÚÊղؼÐÖÐÏÔʾ³öÄãµÄͼ±ê
7. <input style="ime-mode:disabled"> ¹Ø±ÕÊäÈë·¨
8. ÓÀÔ¶¶¼»á´ø×Å¿ò¼Ü
<script language="JavaScript"> <!--
if (window == top)top.location.href = "frames.htm"; //frames.htmΪ¿ò¼ÜÍøÒ³
// --> </script>
9. ·ÀÖ¹±»ÈËframe
<SCRIPT LANGUAGE=JAVASCRIPT> <!--
if (top.location != self.location)top.location=self.location;
// --> </SCRIPT>
10. ÍøÒ³½«²»Äܱ»Áí´æÎª
<noscript> <*** src="/*.html>"; </***> </noscript>
11. <input type=button value="/²é¿´ÍøÒ³Ô´´úÂë
onclick="window.location = "view-source:"+ "http://www.pconline.com.cn"">
12.ɾ³ýʱȷÈÏ
<a href=""javascript :if(confirm("ȷʵҪɾ³ýÂð?"))location="boos.asp?&areyou=ɾ³ý&page=1"">ɾ³ý </a>
13. È¡µÃ¿Ø¼þµÄ¾ø¶ÔλÖÃ
//Javascript
<script language="Javascript">
function getIE(e){
var t=e.offsetTop;
var l=e.offsetLeft;
while(e=e.offsetParent){
t+=e.offsetTop;
l+=e.offsetLeft;
}
alert("top="+t+"/nleft="+l);
}
</script>
//VBScript
<script language="VBScript"> <!--
function getIE()
dim t,l,a,b
set a=document.all.img1
t=document.all.img1.offsetTop
l=document.all.img1.offsetLeft
while a.tagName <>"BODY"
set a = a.offsetParent
t=t+a.offsetTop
l=l+a.offsetLeft
wend
msgbox "top="&t&chr(13)&"left="&l,64,"µÃµ½¿Ø¼þµÄλÖÃ"
end function
--> </script>
14. ¹â±êÊÇÍ£ÔÚÎı¾¿òÎÄ×ÖµÄ×îºó
<script language="javascript">
function cc()
{
var


Ïà¹ØÎĵµ£º

javascript ֪ʶ ±Ê¼Ç

javascriptÖеÄsubstr ºÍsubstringµÄÇø±ð:
1.substr ·½·¨
·µ»ØÒ»¸ö´ÓÖ¸¶¨Î»ÖÿªÊ¼µÄÖ¸¶¨³¤¶ÈµÄ×Ó×Ö·û´®¡£
stringvar.substr(start [, length ])
²ÎÊý
stringvar
±ØÑ¡Ïî¡£ÒªÌáÈ¡×Ó×Ö·û´®µÄ×Ö·û´®ÎÄ×Ö»ò String ¶ÔÏó¡£
start
±ØÑ¡Ïî¡£ËùÐèµÄ×Ó×Ö·û´®µÄÆðʼλÖá£×Ö·û´®ÖеĵÚÒ»¸ö×Ö·ûµÄË÷ÒýΪ 0¡£
length
¿ÉÑ¡Ïî¡£Ô ......

javascript ¿ØÖÆ htmlÔªËØ ÏÔʾ/Òþ²Ø


javascript ¿ØÖÆ htmlÔªËØ ÏÔʾ/Òþ²Ø
1¡£±àдjsº¯Êý
 <script type="text/javascript">
function display(y){$(y).style.display=($(y).style.display=="none")?"":"none";} 
function $(s){return document.getElementById(s);}
 </script>
2. ÒªÏÔʾ/Òþ²ØµÄhtmlÔªËØ¼ÓÉÏ id ÊôÐÔ
< ......

Javascript¹¹Ô캯Êý£¬¹«ÓУ¬Ë½ÓÐÌØÈ¨ºÍ¾²Ì¬³ÉÔ±


//¹¹Ô캯Êý
function myClass(message)
{
//¹«ÓÐÊôÐÔ
this.myMessage = message;
//˽ÓÐÊôÐÔ
var _separator = ' -';
var _myOwner = this;
//˽Óз½·¨
function showMessage()
{
alert(_myOwner.myMessage);
}
//ÌØÈ¨·½·¨(Ò²Êǹ«Óз½·¨)
this.appendToMessage = function(app ......

ÔÚb/s¿ª·¢Öо­³£Óõ½µÄjavaScript¼¼ÊõÕûÀí

Ò»¡¢ÑéÖ¤Àà
1¡¢Êý×ÖÑéÖ¤ÄÚ
  1.1 ÕûÊý
 /^(-|\+)?\d+$/¡¡¡¡²»¿ÉÒÔΪ¿Õ
 /^[-+]?\d*$/  ¿ÉÒÔΪ¿Õ
  1.2 ´óÓÚ0µÄÕûÊý £¨ÓÃÓÚ´«À´µÄIDµÄÑéÖ¤)
 /^\d+$/
  1.3 ¸ºÕûÊýµÄÑéÖ¤
 /^-\d+$/
  1.4 ÕûÊý²»ÄÜ´óÓÚiMax
 ¸ù¾ÝÉÏÃæµÄÕýÔò¿ÉÒÔд³ö¡£
  1.5 ÕûÊý²»ÄÜÐ¡Ó ......

javascript ³£Óþ­µä

1. oncontextmenu="window.event.returnValue=false" ½«³¹µ×ÆÁ±ÎÊó±êÓÒ¼ü
<table border oncontextmenu=return(false)> <td>no </table> ¿ÉÓÃÓÚTable
2. <body onselectstart="return false"> È¡Ïûѡȡ¡¢·ÀÖ¹¸´ÖÆ
3. onpaste="return false" ²»×¼Õ³Ìù
4. oncopy="return false;" oncut="re ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ