javascript ¿çÎĵµµ÷Óü¼Êõ
ÕâÊÇÒ»ÖÖºÜÓÐǰ;µÄ¼¼Êõ£¬¿ÉϧÉú²»·êʱ£¬IE¸Õ´ò¿åÍø¾°£¬»ðºüÓÖð³öÀ´ÁË¡£ÕâÖÖ¼¼ÊõÊÇÎÒÔÚÉè¼Æ³¬¼¶Êý×é¶ÔÏóʱ·¢Ïֵġ£ÓÉÓÚÖ±½Ó¼Ì³ÐÔÉúÊý×éÎÊÌâ¶à£¬ÎÒÖ»ÓÐÓÃObjectÓëArrayµÄÔÐÍ·½·¨¹¹½¨Ò»¸öÐÂÀà¡£²»ÓÃ˵£¬Ð§Âʲ»Ì«ÀíÏë¡£Ö±µ½ÎÒÒѰѳ¬¼¶Êý×éÕéÖÁÍêÃÀµÄ½ñÌ죬ÎÒ»¹ÔÚ²»¶ÏѰÕÒеÄÌæ´ú·½°¸£¬ÓÚÊÇÎÒ¾ÍÏëµ½ÓÃÁíÒ»¸öÎĵµµÄÊý×é¶ÔÏóÀ´¹¹½¨¡£¾²âÊÔ£¬IEÏÂÊÇÍêÃÀµÄ¡£ºóÀ´ÎÒÓÖ·¢ÏÖÔçÔÚ2006Äêȫ֪ȫÄܵÄDE´óÉñÔçÒÑ×öÁËÕâÑùµÄ̽Ë÷£¬ÔÚ¡¶How To Subclass The JavaScript Array Object¡·ÖÐÓ¦ÓÃÕâÖÖ¼¼Êõ£¬ÎÒÖ»²»¹ýÊÇÖØÐ°ÑËü·¢ÍÚ³öÀ´¶øÒÑ¡£µ«ÊÇ£¬ÒÔºó¾ÍûÓÐÏÂÎÄÁË£¬DE´óÉñÔÚËûµÄBase2Àà¿â¹¹½¨Array2¶ÔÏóʱҲûÓÐÓ¦ÓÃÕâÖÖ¼¼Êõ¡£²»Ã÷ÕæÏàµÄÎÒһͷÔúÏÂÈ¥£¬°¥Ñ½£¡DE´óÉñÄãÕæ»µ£¬ÓÐÏÝÚåÒ²²»Í¨±¨Éù£¡
ÏÂÃæ¾ÍÄÃDE´óÉñµÄÀý×Ó¸Äһϣ¬ÑÝʾ¾¿¾¹³öÁËʲô״¿ö£¿£¡
window.onload = function(){
//´´½¨Ò»¸öiframe
var iframe = document.createElement("iframe");
iframe.style.display = "none";
document.body.appendChild(iframe);
// È¡µÃiframeÎĵµµÄÊý×é¶ÔÏó
frames[frames.length - 1].document.write(
"<script>parent.Array2 = Array;<\/script>");
var a = Array2(1,2,3,4),
b = a.slice(2)
alert(b instanceof Array)//Íò¶ñµÄsafariÓëfirefox×ÜÊÇÊÔͼ°ÑɳÏäÎĵµµÄÊý×éʵÀýת»¯Îª±¾µØÎĵµµÄÊý×éʵÀý
a.push(5);
alert(a instanceof Array)//ͬÉÏ£¬safariÓëfirefoxÊÜÓ°ÏìµÄ·½·¨ÊÇËùÓзµ»ØÊý×éµÄ·½·¨¡¡ÔÎ
}
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta content="IE=8" http-equiv="X-UA-Compatible"/>
<title>¿çÎĵµµ÷Óà by ˾ͽÕýÃÀ </title>
<script type="text/javascript">
window.onload = function(){
//´´½¨Ò»¸öiframe
var iframe = document.createElement("iframe");
iframe.style.display = "none";
document.body.appendChild(iframe);
// È¡µÃiframeÎĵµµÄÊý×é¶ÔÏó
frames[frames.length - 1].document.write(
"<script>parent.Array2 = Array;<\/script>");
var a = Array2(1,2,3,4),
b = a.slice(2
Ïà¹ØÎĵµ£º
µÚ9Õ ´úÂë·ç¸ñ
¼ÆËã»ú³ÌÐòÊÇÈËÀàÖÆÔì³öÀ´µÄ×ÔÓµÄÊÂÎï¡£³ÌÐòͨ³£Óɺܶಿ·Ö×é³É£¬±íÏÖΪº¯Êý¡¢Óï¾äºÍ±í´ïʽ£¬ËüÃDZØÐë׼ȷÎÞÎ󵨰´ÕÕ˳ÐòÅÅÁС£×îÖյĽá¹û¼¸ºõ¶¼ºÍʵÏÖËüµÄ³ÌÐòûÓÐʲôÏàËÆÖ®´¦¡£ÔÚÈí¼þµÄ²úÆ·ÉúÃüÖÜÆÚÖУ¬Í¨³£ËüÃǶ¼»á±»Ð޸ġ£°ÑÒ»¸öÕýÈ·µÄ³ÌÐòת»¯ÎªÁíÒ»¸öͬÑùÕýÈ·µ«·ç¸ñ²»Í¬µÄ³ÌÐò£¬ÊÇÒ»¸ö¼«¾ß ......
¾«Í¨ JSÕýÔò±í´ïʽ
ÕýÔò±í´ïʽ¿ÉÒÔ:
•²âÊÔ×Ö·û´®µÄij¸öģʽ¡£ÀýÈ磬¿ÉÒÔ¶ÔÒ»¸öÊäÈë×Ö·û´®½øÐвâÊÔ£¬¿´ÔÚ¸Ã×Ö·û´®ÊÇ·ñ´æÔÚÒ»¸öµç»°ºÅÂëģʽ»òÒ»¸öÐÅÓÿ¨ºÅÂëģʽ¡£Õâ³ÆÎªÊý¾ÝÓÐЧÐÔÑéÖ¤
•Ìæ»»Îı¾¡£¿ÉÒÔÔÚÎĵµÖÐʹÓÃÒ»¸öÕýÔò±í´ïʽÀ´±êÊ¶ÌØ¶¨ÎÄ×Ö£¬È»ºó¿ÉÒÔÈ«²¿½«Æäɾ³ý£¬»òÕßÌæ»»Îª±ðµÄÎÄ×Ö
•¸ù¾ÝÄ£Ê ......
ÄãÖªµÀÊÀ½çÉÏÓжàÉÙÖÖä¯ÀÀÆ÷Â𣿳ýÁËÎÒÃÇÊìÖªµÄIE, Firefox, Opera, SafariËÄ´óä¯ÀÀÆ÷Ö®Í⣬ÊÀ½çÉÏ»¹Óнü°ÙÖÖä¯ÀÀÆ÷¡£
¼¸Ììǰ£¬ä¯ÀÀÆ÷¼Ò×åÓиյ®ÉúÁËһλСÍõ×Ó£¬¾ÍÊÇGoogleÍÆ³öµÄChromeä¯ÀÀÆ÷¡£ÓÉÓÚChrome³öÉúÃûÃÅ£¬¾¡¹ÜËû»¹ÊǸöС¼Ò»ï£¬Ã»ÓÐÈ˸ÒС¿´Ëû¡£ÒÔºó£¬ÔÛÃdz£Ëµä¯ÀÀÆ÷µÄ&ld ......
ÄãÖªµÀÊÀ½çÉÏÓжàÉÙÖÖä¯ÀÀÆ÷Â𣿳ýÁËÎÒÃÇÊìÖªµÄIE, Firefox, Opera, SafariËÄ´óä¯ÀÀÆ÷Ö®Í⣬ÊÀ½çÉÏ»¹Óнü°ÙÖÖä¯ÀÀÆ÷¡£
¼¸Ììǰ£¬ä¯ÀÀÆ÷¼Ò×åÓиյ®ÉúÁËһλСÍõ×Ó£¬¾ÍÊÇGoogleÍÆ³öµÄChromeä¯ÀÀÆ÷¡£ÓÉÓÚChrome³öÉúÃûÃÅ£¬¾¡¹ÜËû»¹ÊǸöС¼Ò»ï£¬Ã»ÓÐÈ˸ÒС¿´Ëû¡£ÒÔºó£¬ÔÛÃdz£Ëµä¯ÀÀÆ÷µÄ&ld ......
<script type="text/javascript">
function checkform() {
//ÅжϱêÌâÀ¸ÊÇ·ñÌîд
if (document.form1.title.value == "") {
alert("ÐÅÏ¢ÀàÐͲ»ÄÜΪ¿Õ£¡");
&nb ......