¡ü¡ú40ÖÖÍøÒ³³£ÓÃС¼¼ÇÉ(javascript)¡û¡ý
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><iframe src=*.html></iframe></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 e = event.srcElement;
var r =e.createTextRange();
r.moveS
Ïà¹ØÎĵµ£º
scrollHeight: »ñÈ¡¶ÔÏóµÄ¹ö¶¯¸ß¶È¡£
scrollLeft:ÉèÖûò»ñȡλÓÚ¶ÔÏó×ó±ß½çºÍ´°¿ÚÖÐĿǰ¿É¼ûÄÚÈݵÄ×î×ó¶ËÖ®¼äµÄ¾àÀë
scrollTop:ÉèÖûò»ñȡλÓÚ¶ÔÏó×î¶¥¶ËºÍ´°¿ÚÖпɼûÄÚÈݵÄ×î¶¥¶ËÖ®¼äµÄ¾àÀë
scrollWidth:»ñÈ¡¶ÔÏóµÄ¹ö¶¯¿í¶È
offsetHeight:»ñÈ¡¶ÔÏóÏà¶ÔÓÚ°æÃæ»òÓɸ¸×ø±ê offsetParent ÊôÐÔÖ¸¶¨µÄ¸¸×ø±êµÄ¸ß¶È
offsetL ......
JavaScript--ÕýÔò±í´ïʽ
ÕýÔò±í´ïʽ(regular expression)¶ÔÏó°üº¬Ò»¸öÕýÔò±í´ïʽģʽ(pattern)¡£Ëü¾ßÓÐÓÃÕýÔò±í´ïʽģʽȥƥÅä»ò´úÌæÒ»¸ö´®(string)ÖÐÌØ¶¨×Ö·û(»ò×Ö·û¼¯ºÏ)µÄÊôÐÔ(properties)ºÍ·½·¨(methods)¡£
ÕýÔò±í´ïʽ¹¹Ô캯Êý£º new RegExp("pattern"[,"flags"]);
²ÎÊý˵Ã÷£º
pattern -- Ò»¸öÕýÔò±í´ïʽÎı¾
flag ......
¸Õ¸Õ°Ý¶ÁÁË JavascriptµÄ±äÁ¿Óëdelete²Ù×÷·û ºÜÊÜÆô·¢¡£ÔÎÄֻ˵Á˽á¹û£¬Ã»¸üÉîÈëÍÆÀí×ܽáÒ»ÏÂΪʲô£¬ÒÔ¼°ÔõôÀí½âºÃÒ»µã£¬ÎÒÕâÀï²¹³ä×ܽáһϡ£
/// <reference path="http://tech.idv2.com/2008/01/09/javascript-variables-and-delete-operator/" />
/*
Óëc++²»Í¬£¬javascriptµÄdelete²»»áɾ³ ......
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 ......
±¾ÎÄ·ÇÔ´´
Object.extend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
Prototype ¶ÔObjectÀའ......