¹ØÓÚjavascriptÄÚ´æÐ¹Â¶
<html>
<body>
<script type="text/JScript">
for (i=0; i<10000; i++) { // this loop enforces the effect
var model = new Object();
var element = document.createElement("<br>");
model.myElement = element;
element.myModel = model;
model = null;
element = null;
}
</script>
</body>
</html>
ÉÏÃæ½Å±¾»á·¢ÉúÄÚ´æÐ¹Â©£¬ÔÒòÊÇjavascriptÓëdomÐγÉÑ»·ÒýÓ㬵¼ÖÂjavascript£¬dom²»ÄܽøÐÐÀ¬»øÊÕ¼¯´¦Àí¡£
·ÖÎöÔÒòÊÇÒòΪjsºÍä¯ÀÀÆ÷µÄÀ¬»øÊÕ¼¯ÔÀí²»Í¬£¬ÔÚjsÖд´½¨µÄ¶ÔÏ󽫻áÔÚûÓÐÖ¸Ïò¸Ã¶ÔÏóµÄÒýÓÃʱ£¬½øÐÐÄÚ´æ»ØÊÕ£¬JavaScript µÄÀ¬»øÊÕ¼¯»úÖÆ±¾Éí²¢Ã»ÓÐÎÊÌ⣬µ«ä¯ÀÀÆ÷ÔÚΪ DOM ¶ÔÏó·ÖÅäºÍ»Ö¸´ÄÚ´æµÄ·½Ê½ÉÏÈ´ÓÐЩ³öÈë¡£Internet Explorer ºÍ Mozilla Firefox ¾ùʹÓÃÒýÓüÆÊýÀ´Îª DOM ¶ÔÏó´¦ÀíÄÚ´æ¡£ÔÚÒýÓüÆÊýϵͳ£¬Ã¿¸öËùÒýÓõĶÔÏ󶼻ᱣÁôÒ»¸ö¼ÆÊý£¬ÒÔ»ñϤÓжàÉÙ¶ÔÏóÕýÔÚÒýÓÃËü¡£Èç¹û¼ÆÊýΪÁ㣬¸Ã¶ÔÏó¾Í»á±»Ïú»Ù£¬ÆäÕ¼ÓõÄÄÚ´æÒ²»á·µ»Ø¸ø¶Ñ¡£ËäÈ»ÕâÖÖ½â¾ö·½°¸×ܵÄÀ´Ëµ»¹ËãÓÐЧ£¬µ«ÔÚÑ»·ÒýÓ÷½ÃæÈ´´æÔÚһЩäµã¡£
µ±Á½¸ö¶ÔÏó»¥ÏàÒýÓÃʱ£¬¾Í¹¹³ÉÁËÑ»·ÒýÓã¬ÆäÖÐÿ¸ö¶ÔÏóµÄÒýÓüÆÊýÖµ¶¼±»¸³ 1¡£ÔÚ´¿À¬»øÊÕ¼¯ÏµÍ³ÖУ¬Ñ»·ÒýÓÃÎÊÌâ²»´ó£ºÈôÉæ¼°µ½µÄÁ½¸ö¶ÔÏóÖеÄÒ»¸ö¶ÔÏó±»ÈÎºÎÆäËû¶ÔÏóÒýÓã¬ÄÇôÕâÁ½¸ö¶ÔÏó¶¼½«±»À¬»øÊÕ¼¯¡£¶øÔÚÒýÓüÆÊýϵͳ£¬ÕâÁ½¸ö¶ÔÏó¶¼²»Äܱ»Ïú»Ù£¬ÔÒòÊÇÒýÓüÆÊýÓÀÔ¶²»ÄÜΪÁã¡£ÔÚͬʱʹÓÃÁËÀ¬»øÊÕ¼¯ºÍÒýÓüÆÊýµÄ»ìºÏϵͳÖУ¬½«»á·¢Éúй©£¬ÒòΪϵͳ²»ÄÜÕýȷʶ±ðÑ»·ÒýÓá£ÔÚÕâÖÖÇé¿öÏ£¬DOM ¶ÔÏóºÍ JavaScript ¶ÔÏó¾ù²»Äܱ»Ïú»Ù¡£
Õë¶ÔÉÏÃæµÄ½Å±¾×öÒÔÏÂÐ޸ľÍÄܽâ¾öÄÚ´æÐ¹Â©ÎÊÌ⣺
<html>
<body>
<script type="text/JScript">
for (i=0; i<10000; i++) { // this loop enforces the effect
var model = new Object();
var element = document.createElement("<br>");
model.myElement = element;
element.myModel = model;
model.myElement = null;
model = null;
element = null;
}
</script>
</body>
</html>
²Î¿¼£º
http://blog.csdn.ne
Ïà¹ØÎĵµ£º
replace()×î¼òµ¥µÄËãÊÇÄÜÁ¦¾ÍÊǼòµ¥µÄ×Ö·ûÌæ»»¡£ ʾÀý´úÂëÈçÏ£º
ËüÖ»Ìæ»»ÁËÊ××Öĸ¡£µ«Èç¹û¼ÓÉÏÕýÔò±í´ïʽ½á¹û¾Í²»Ò»ÑùÁË£¡replace()Ö§³ÖÕýÔò±í´ïʽ£¬Ëü¿ÉÒÔ°´ÕÕÕýÔò±í´ïʽµÄ¹æÔòÆ¥Åä×Ö·û»ò×Ö·û´®£¬È»ºó¸øÓèÌæ»»£¡ ×¢Ò⣺±»Ìæ»»µÄ²¿·Ö²»ÓüÓË«ÒýºÅ.
ÕâÑù»¹ÊÇÖ»Ìæ»»Á˵ÚÒ»¸ö×Öĸa¡£
ÓÉÉÏ¿ÉÖª£¬µ±ÕýÔò±í´ïʽÓÐ"g"±ê־ʱ£¬´ ......
±¾ÎÄת×Ô£ºhttp://bbs.51js.com/viewthread.php?tid=85083&extra=page%3D1
ÔÚ×Ô¶¨ÒåµÄº¯ÊýÖУ¬Èç¹ûÒªÏòº¯ÖÐÌύһЩ²ÎÊý£¬Ï°¹ßÐԵشó¼Ò»áÔÚº¯ÊýÖж¨Òå
Àý£º<script>
function test(a,b){
alert(a);
alert(b);
}
test("µÚÒ»´Î" ......
<script language=JAVAscript>
var s="b";
var strCode
for(var i=0;i<s.length;i++)
{
strCode=s.charCodeAt(i);
if((strCode>65248)||(strCode==12288))
{
alert("ÓÐÈ«½Ç");
break;
}
}
</script>
°ë½Ç×Ö·ûÓÉÒ»¸ö×Ö½Ú±£´æ£¬È«½Ç×Ö·ûÓÃÁ½¸ö×Ö½Ú±£´æ
ËùÒÔÂëÖµµÄ¾ø¶ÔֵСÓÚ256µÄ¾ÍÊǰë½Ç£¬· ......
ÎÒÃdz£³£ÔÚ±àдJava³ÌÐòʱ»áÓõ½PropertiesÎļþ£¬°ÑһЩMessageµÈÐÅÏ¢·ÅÔÚPropertiesÎļþ£¬µ«ÊÇÎÒÃÇ¿´µ½µÄ¶¼ÊÇһЩ±àÂë¡£
Struts1.1b2µÄÀý×ÓÖеı¾¹ú×ÊÔ´Îļþ¾¹ýUnicode±àÂëµÄ£¬ËùÒÔÄãÈç¹ûÒªºÍËüµÄÔËÐÐÒ»Ñù£¬Ò²±ØÐ뽫ÄãµÄApplicationResources_zh½øÐÐUnicode±àÂë¡£ÓÐÒÔÏÂÁ½ÖÖ·½·¨£º
¢ÙʹÓÃjdkµÄnative2ascii¹¤¾ß¡£ ......
Õâ¶Îʱ¼äÔÚÓÃdisplayTag, ËüÓкܶàºÃÓõŦÄÜ,°³Ò²²»¾ÍÔÚÕâ׸Êö,µ±È»Ò²Óм¸¸ö²»·½±ãµÄµØ·½. ±ÈÈçÇóºÍºó"%"µÄÏÔʾµÈÓëÇóºÍÏà¹ØµÄȱµã, ÕâÀïÏȽéÉÜÒ»¸öȱµã²¢°ÑÎÒ´ÓÍøÉÏÕûÀí³öÀ´µÄ½â¾ö·½°¸Ò²Ò»²¢Ìû³ö. ÎÊÌâÊÇÕâÑùµÄ: ÓÉÓÚÒµÎñÒªÇó, µ±Óû§Êó±êλÓÚ±íÖÐijһÁеıêͷʱ, ÔÚÕâ¸ö±íÍ·"¶¯»"µØÏÔʾÕâÁеļò½é. ÏÈ¿´ÏÂ×ö³öÀ´µÄЧ¹û: ......