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

JavaScript±È½ÏÁ½¸öÊý×éÏàµÈ

javascriptÊDz»ÄÜÖ±½Ó±È½ÏÁ½¸öÊý×éÊÇ·ñÏàµÈµÄ¡£ÀýÈ磺
var a = [1,2,3];
var b = [1,2,3];
alert(a == b);     // false
½á¹ûÊÇ false. Ö¤Ã÷Á½¸öÊý×é²»ÄÜÖ±½Ó±È½ÏÏàµÈ¡£
½â¾ö·½·¨Ò»£º
ÏÈÅÅÐò£¬ÔÙÀûÓÃtoString·½·¨£¬±È½Ï¡£ÀýÈ磺
var a = [1,2,3];
var b = [1,2,3];
alert(a.sort().toString() == b.sort().toString());
½á¹ûΪtrue
½â¾ö·½·¨¶þ£º
Ö±½ÓtoString() ±È½ÏÒ²ÊÇ¿ÉÒԵġ£


Ïà¹ØÎĵµ£º

javascript·ÖҳЧ¹ûµÄʵÏÖ

ÏÖÔÚ¹«Ë¾Óкܶàministe£¬¶¼Óй«²¼»ñ½±Ãûµ¥µÄÒ³Ãæ¡£¶øÇÒÕâÐ©Ò³Ãæ¶¼ÊǾ²Ì¬µÄ¡£µ«ÊÇÓÉÓÚÓÐʱºò»ñ½±µÄÈËÊýÖڶ࣬²»µÃ²»Éè¼Æ³É·ÖÒ³µÄЧ¹û¡£Ä¿Ç°¹«Ë¾µÄcodingÕë¶ÔÕâÖÖÇé¿öûÓкܺõĽâ¾ö·½·¨¡£ÓÚÊǽñÌìÎÒ³é¿ÕдÁËÒ»¸ö¼òµ¥µÄ»ùÓÚjavascriptµÄʵÏÖ·½·¨¡£
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http ......

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="re ......

JavaScript±íµ¥ÑéÖ¤´óÈ«£¨Ò»£©

Ŀ¼:
1:js ×Ö·û´®³¤¶ÈÏÞÖÆ¡¢ÅжÏ×Ö·û³¤¶È ¡¢jsÏÞÖÆÊäÈë¡¢ÏÞÖÆ²»ÄÜÊäÈë¡¢textarea ³¤¶ÈÏÞÖÆ
2.:jsÅжϺº×Ö¡¢ÅжÏÊÇ·ñºº×Ö ¡¢Ö»ÄÜÊäÈ뺺×Ö
3:jsÅжÏÊÇ·ñÊäÈëÓ¢ÎÄ¡¢Ö»ÄÜÊäÈëÓ¢ÎÄ
4:jsÖ»ÄÜÊäÈëÊý×Ö,ÅжÏÊý×Ö¡¢ÑéÖ¤Êý×Ö¡¢¼ì²âÊý×Ö¡¢ÅжÏÊÇ·ñΪÊý×Ö¡¢Ö»ÄÜÊäÈëÊý×Ö
5:Ö»ÄÜÊäÈëÓ¢ÎÄ×Ö·ûºÍÊý×Ö
6: js emailÑéÖ¤ ¡¢js ÅжÏemai ......

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="re ......

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»×¼Õ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ