BBSˮľÇ廪վ¡Ã¾«»ªÇø
·¢ÐÅÈË: afei (·ÉÉ«¾«Áé), ÐÅÇø: Java
±ê Ìâ: JavaScript(1)
·¢ÐÅÕ¾: BBS ˮľÇ廪վ (Mon Aug 4 09:02:35 1997)
·¢ ÐÅ ÈË£ºÐ¹ÖÏÀһ֦÷ »ØÐŵØÖ·£ºStephan.bbs@bbs.swjtu.edu.cn
ÐÅÇøÃû³Æ£ºJava ÐżþÈÕÆÚ£º01 Aug 1997 04:42:18
ÐżþÌáÒª£º[תÔØ] JavaScript(1)
Ô·¢ÐÅÕ¾£º½õ³ÇæäÕ¾
------------------------------------------------------------[1073/1093]-------
;37m¡¾ ÒÔÏÂÎÄ×ÖתÔØ×Ô 2mInternet 7mÌÖÂÛÇø ¡¿
¡¾ ÔÎÄÓÉ2m Stephan7m Ëù·¢±í ¡¿m
µÚ 1 ¼¯
(תÔØÓëwww.swjtu.edu.cn)
JavaScript ÊÇʲ÷᣿
JavaScript ÊÇÒ»ÖÖеÄÃèÊöÓïÑÔ£¬´ËÒ»ÓïÑÔ¿ÉÒÔ±»óéÈë HTML µÄÎļþÖ®ÖС£
͸¹ý JavaScript ¿ÉÒÔ×öµ½»ØӦʹÓÃÕßµÄÐèÇóʼþ (È磺 form µÄÊäÈë) ¶ø²»ÓÃÈκεÄÍø·
À´»Ø´«Êä×ÊÁÏ£¬ËùÒÔµ±Ò»Î»Ê¹ÓÃÕßÊäÈëÒ»Ïî×ÊÁÏʱ£¬Ëü²»Óþ¹ý´«¸øËÅ·þ¶Ë (server)
´¦Àí£¬ÔÙ´«»ØÀ´µÄ¹ý³Ì£¬¶øÖ±½Ó¿ÉÒÔ±»¿Í»§¶Ë (client) µÄÓ¦ÓóÌʽËù´¦Àí¡£ÄãÒ²¿É
ÒÔÏëÏñ³ÉÓÐÒ»¸ö¿ÉÖ´ÐгÌʽÔÚÄãµÄ¿Í¶ËÉÏÖ´ÐÐÒ»Ñù£¡Ä¿Ç°ÒÑÓÐһЩдºÃµÄ³ÌʽÔÚ
Internet ÉÏÄã¿ÉÒÔÁ¬¹ýÈ¥¿´¿´£¬ÒÔÏÂÓÐһЩ¼ÆËãÆ÷µÄÀý×Ó£¬ÔÚ Nescape ÉÏ¡£
JavaScript ºÍ Java ºÜÀàËÆ£¬µ«µ½µ×²¢²»Ò»Ñù£¡ Java ÊÇÒ»ÖÖ±È JavaScript ¸ü¸´ÔÓ
Ðí¶àµÄ³ÌʽÓïÑÔ£¬¶ø JavaScript ÔòÊÇÏ൱ÈÝÒ×Á˽âµÄÓïÑÔ¡£JavaScript ´´×÷Õß
¿ÉÒÔ²»ÄÇ÷á×¢ÖسÌʽ¼¼ÇÉ£¬ËùÒÔÐí¶à Java µÄÌØÐÔÔÚ Java Script Öв¢²»Ö§Ô®¡£
ÈçÐèÏà¹ØµÄ¸ü¶à×ÊѶ£¬¿ÉÒÔÈ¥¶Á¶Á Netscape µÄÓÐ¹Ø Netscape JavaScript Ö®½éÉÜ¡£
ÈçºÎÖ´ÐÐ JaveScript£¿
JavaScript ÈçºÎÖ´ÐÐÄØ£¿
Netscape 2.0 beta 3 °æÒÔÉÏ£¬¾Í¿ÉÒÔÖ´ÐÐ JavaScript µÄ¹¦ÄÜÁË£¬ÎÒÃDzâÊÔ¹ýÖÁÉÙ
beta 3 °æÒÔÉÏ¿ÉÒÔ£¬ÆäËûÖÖÀàµÄ WWW ä¯ÀÀÆ÷Èç:Internet Expore 3.0Ò²ÓдËÒ»¹¦ÄÜ¡£
·¶Àý 1£º
ÒÔÏÂÎÒÃǾÍÒÔһЩÀý×ÓÀ´¸æËßÄãÈçºÎ½« JavaScript дÔÚ HTML ÎļþÖУ¬²¢ÇÒÌå»á
Ò»ÏÂÐÂÓïÑÔµÄÌØÐÔ£¬ÎÒÃÇ´ÓµÚÒ»¸öÀý×Ó¿ªÊ¼£ºÈçºÎÓà JavaScript Ó¡³öÒ»´®ÎÄ×ÖÖÁ
HTML ÎļþÖУº
<html>
<head>
My first JavaScript!
</head>
<body>
<br>
This is a normal HTML document.
<br>
<script language="LiveScript">
document.write("ÕâÊÇÒÔ JavaScript Ó¡³öµÄ!")
</script>
<br>
Back in HTML again.
</body>
</html>
Èç¹ûÄãʹÓÃµÄ WWW ä¯ÀÀÆ÷ÊÇ Netscape 2.0 beta 3 ÒÔÉÏ°æ±¾µÄ»°£¬ÄÇÄã¾Í¿ÉÒÔ
¿´µ½Ïà¹ØµÄ½á¹û£¬¶øÈç¹ûÄãµÄä¯ÀÀÆ÷²¢·ÇÊÇ¿ÉÒÔÖ§Ô® JavaScript µÄ»°£¬ÄÇ¿´Æð
À´¾Í»áÓÐһЩ¹Ö¹ÖµÄÁË£¬ÒÔÉÏ·¶ÀýµÄ½á¹ûÈçÏ£º
ÕâÊÇÒÔ JavaScript Ó¡³öµÄ!
Back in HTML again.
´ËÒ»·¶Àý²¢Ã»ÓÐÌ«´óµÄÓô¦£¬ËüÖ»ÊÇÒª¸æËßÄãÈçºÎʹÓÃ<script>µÄ±êÇ©£¬²¢
ÈçºÎ½«ËüÖÃì¶ HTML µÄÎļþÖ®ÖжøÒÑ£¬Õâ¸öеıêÇ©Äã¿ÉÒÔÌØËü·ÅÔÚÎļþ
ÖеÄÈκεط½¡£
·¶Àý 2£º
½ÓÏÂÀ´ÏÂÒ»¸öÀý×ÓËùÒª½éÉܵÄÊÇÓйغ¯Êý (function) µÄʹÓá£Çë·ÅÐÄ£¬º¯Êý²¢
·ÇºÜÄѶ®µÄ¶«Î÷£¬µ«ËüÈ´Ï൱ÓÐÓ᣺¯Êýͨ³£ÊÇÔÚ HTML ÎļþÖÐ body µÄ
²¿·Ý±»ºô½Ð£¬¶øÀíËùµ±È»µØ£¬Ëü×îºÃÊÂÏȱ»Ðû¸æ²¢·ÅÔÚ HTML ÎļþÖÐ body
µÄ²¿·Ý¡£ºÃÈÃÔÚ body ²¿·ÖÖÐʹÓõ½º¯Êýʱ£¬ËüÒÑÈ·¶¨±»¶ÁȡסÀ´¡£ÁíÍ⣬
script ±êÇ©µÄÓйØÃèÊöÓï·¨ÆÊ·Ý£¬Äã¿ÉÒÔÓÃ×¢½âµÄ·ûºÅ½«ËüÀ¨ÆðÀ´£¬ÒÔÃâ¾É
°æ»òÎÞ·¨¶ÁÈ¡ JavaScript µÄä¯ÀÀÆ÷¶Áµ½£¬¶øÎó»áÁËÒâ˼£¡
<html>
<head>
<script language="LiveScript">
function pushbutton() {
alert("àË! ÄãºÃ");
}
</script>
</head>
<body>
<form>
<input type="button" name="Button1" value="Push me" onclick="pushbutton()">
</form>
</body>
</html>
<p>
Èç¹ûÄãÊÇʹÓà Netscape 2.0 beta 3 ÒÔÉϵÄä¯ÀÀÆ÷£¬ÄÇÒÔÉÏ JavaScript Óï·¨²¿·Ý
µÄ½á¹ûÈçÏ£¬Äã¿ÉÒÔÊÔ×Å°´°´Å¥¿´¿´Óкνá¹û²úÉú£¡
ÔÚ·¶Àý 2 ÖУ¬½«»á²úÉúÒ»¸ö°´Å¥£¬µ±ÄãÓû¬ÊóÈ¥°´ËüµÄʱºò£¬Ó¦¸Ã»á³öÏÖ
Ò»¸öÊÓ´°ÉÏÃæÓС°àË! ÄãºÃ¡±µÄ×Ö´®£¬ÈçºÎ£¿²»´í°É£¡Õâ¸ö½á¹ûÊÇÈçºÎ²úÉú
µÄÄØ£¿Ê×ÏÈ£¬ÔÚ head Äڵĺ¯Êý»á±»ÔØÈë²¢´æì¶ÄÚ´æÖУ¬½Ó×ÅÒ»¸öÐÂ
µÄ form ±êÇ© input type ="button"..... ½«²úÉúÒ»¸ö½ÓÅ¥¡£È»áᣬÄã¿ÉÒÔ
ÔÚááÃæ¿´µ½ 'onClick' µÄÖ¸ÁÕâ¾ÍÊǸæËßä¯ÀÀÆ÷£¬µ±¸Ã°´Å¥±»°´Ê±£¬Ó¦»áÖ´ÐÐ
onClick ááµÄº¯Êý 'pushbutton()'£¬¶øÕâ¸öº¯ÊýÔÚ¸Õ¸Õ³Ìʽ±»ÔØÈëʱ¾ÍÒÑ°²·ÅÔÚ
¼ÇÒäÌåÖÐÁË£¡Çë×¢Ò⣬ÔÚÕâ¸öº¯ÊýÖÐÎÒÃÇÓõ½Á˸öж«Î÷£ alert µÄ method£¬
ÊÇ JavaScript ÊÂÏȶ¨ÒåºÃµÄ£¬Ëü»áÒÔ¶Ô»°ÊÓ´°²úÉúÄÚºµÄѶϢ£¬²¢ÓÐÒ»"È·¶¨"
(OK)µÄ°´Å¥¡£ JavaScript ¶¨ÒåÁËÐí¶àµÄ method£¬Äã¿ÉÒÔÁ¬ÖÁ Netscape ¹«Ë¾È¥
»ñÈ¡½ÏÍêÕûµÄѶϢ¡£ÎÒÏëÕâЩ method ÔÚ²»¾ÃµÄ½«À´»áÓг¤³¤µÄÒ»´®¿ÉÒÔ¹»Äã
ѧµÄ£¬²»¹ýÄ¿Ç°µÄ method Ò²ÒѾ¿ÉÒÔ×ö³öÏ൱¶à¶«Î÷ÁË£¡
½Ó×ÅϸöÀý×Ó½«¸æËßÄãÈçºÎÓÉÒ»¸öÊäÈëÐͱí¸ñÖжÁÈëʹÓÃÕßµÄÊäÈë×ÊÁÏ£¬
ÊÂʵÉÏ£¬ÕâÒ²ÊǼÓÈë¸öº¯Êý¾Í¿ÉÒÔ´ï³ÉµÄ¡£
·¶Àý 3£º
<html>
<head>
<script language="LiveScript">
<!-- hide script from old browsers
function getname(str) {
alert("¹þÂÞ! "+ str+"!");
}
// end hiding contents -->
</script>
</head>
<body>
Please enter your name:
<form>
<input type="text" name="name" onBlur="getname(this.value)" value="">
</form>
</body>
</html>
<p>
ÏÖÔÚÄã¿ÉÒÔÊÔÊÔ½á¹ûÈçºÎ£º
ÇëÊäÈëÄãµÄÃû×Ö£º
ÔÚÕâ¸öÀý×ÓÖÐÓÖÓÐеĶ«Î÷ÁË¡£Ê×ÏÈ£¬ÈÃÎÒÃÇ×¢Òâһϣ¬ÔÚÓï·¨ÖеÄ×¢½â²¿·Ö
(<!- ... -£¾) ´Ë²¿·Ö¼´ÎÒÃÇ֮ǰËùÌáµ½µÄËü¿ÉÒÔ±ÜÃâ¾É°æ±¾»òÊDz»Ö§Ô® JavaScript
µÄ WWW ä¯ÀÀÆ÷ÒòΪ²»ÈÏʶÕâЩº¯Êý¶ø²úÉú´íÎó¡£ËüµÄ˳ÐòÓ¦ ¸ÃΪ script
ÏÈ£¬½Ó×ÅΪע½âµÄ¿ªÍ· <!-£¬È»ááÊÇÄÚÈÝ£¬×¢½âβ -£¾£¬ ×îááÊÇ </script£¾¡£
ÁíÍâҪעÒâµÄÒ»µãÊÇ£¬Óï½âβÄÇÒ»ÐеĿªÍ·Ë«Ð±Ïß "//" £¬²»¿ÉÒÔÊ¡ÂÔ£¬Ëü´ú±íÁË
JavaScript µÄ×¢½â£¬ÈôÊ¡ÂÔÁ˵Ļ°£¬ -£¾Ö®Ç°µÄ×ֻᱻÎóÈÏΪÊÇ JavaScript µÄÖ¸Áî¡£
Õâ¸öÀý×Ó¿ÉÒÔÈÃʹÓÃÕßÊäÈëÒ»¶ÎÎÄ×Ö£¬È»ááÔÙÊäÈëÍê±Ïáá¾ÓÉ <input£¾±êÇ©ÖеÄ
"onBlur" ʼþº¯ÊýÕìÖª£¬ì¶ÊǺô½Ð Getname(Str)Õâ¸öº¯ÊýÀ´¼ÓÒÔÈ¡µÃÊäÈë×Ö´®£¬
²¢½«ËüÏÔʾÔÚ¶Ô»°ÊÓ´°ÉÏ£¡º¯Êý Getname(this.value) ÖÐµÄ "this.value" ÊÇÄãÔÚÎÄ
×ÖÊäÈë¸ñʽÖÐËùÊäÈëµÄÖµ¡£
·¶Àý 4£º£º
Õâ¸ö·¶Àý¸üÊÇ˧ÁË£¡ÎÒÃÇÔÚ HTML ÎļþµµÍê³ÉÁËÒÔáᣬ³£»á¼ÓÉÏÒ»ÐÐÎļþ
×îááÐ޸ĵÄÈÕÆÚ£¬ÏÖÔÚÄã¿É²»Óõ£ÐÄÿ´Î¶¼ÒªÈ¥¸Ä»òÊÇÍüÁ˸ÄÁË¡£Äã¿ÉÒÔ
ºÜ¼òµ¥µÄдһ¸öÈçϵÄÃèÊöÓï·¨³Ìʽ£¬¾Í¿ÉÒÔ×Ô¶¯µÄΪÄãÿ´Î²úÉú×îááÐÞ
¸ÄµÄÈÕÆÚÁË£º
<html>
<body>
This is a simple HTML- page.
<br>
Last changes:
<script language="LiveScript">
<!-- hide script from old browsers
document.write(document.lastModified)
// end hiding contents -->
</script>
</body>
</html>
ÒÔÉ쵀 document.lastModified ÈþÊýÔÚ Netscape 2.0 beta 2 °æʱÊDZ»Ð´³É
documeut.lastmodified µÄ£¬È»¶ø£¬Ö®ááµÄ°æ±¾¾Í¸ÄΪ document.lastModified£¬
ËùÒÔ×¢ÒâһϠ£»JavaScript ±¾ÉíÊÇ»áÇø·Ö´óСдµÄ£¬ lastmodified Óë lastModified
ÔÚËü¿´À´ÊDz»Í¬µÄ½á¹û¡£
×îáᣬÔÚÕâÒ»²¿·Ö½áÊø֮ǰ£¬ÒªÌáÐÑÄãÒ»µã£¬Ïñ·¶Àý 4 £¬µÄÓ÷¨²¢·Çÿһ²¿
»úÆ÷¶¼ÊÇÒ»ÑùµÄ£¬ÀýÈ磺PC ÉÏÅܵúÜÕýÈ·µÄ£¬ÔÚ¹¤×÷Õ¾Éϲ»Ò»¶¨»áÓÐÏàͬµÄ
½á¹û£¬ËùÒÔ£¬»òÐíÄãÈԵòâÒ»²â²»Í¬»úÆ÷µÄ½á¹û²Å»áÓÐËù¶¨ÂÛ¡£µ±È»£¬ÕâÒ»ÇÐ
ÊÇÒòΪ JavaScript »¹ÕýÔÚ·¢Õ¹µÄÔÒò£¬×îеÄѶϢ»¹ÊǵÃÈ¥°Ý·ÃÒ»ÏÂNetscape
¹«Ë¾²ÅÖªµÀ¡£Ò²ÐíÄãÒ²²»ÓÃÆæ¹Ö£¬µ±Äã¸ôÖÜÔÙÀ´·Ãʱ£¬JavaScript ¿ÉÄÜÓÖ×÷ÁË
Ï൱´óµÄ¸Ä±äÁËÄØ£¡
--
9m dMMMMM NdMPOdMP dMMMMMP dMP dMP dMMMMMP
dMP" dMP dMP dMP dMP dMP V
VMMM dMP dMMMP dMP dMP dMMMP (mo o0m)
dP .dMP dMP dMP YMvAP" dMP ( V )
VMMMP dMP dMMMMMP VP" dMMMMMP .......m.m........
Û Û
;36m¡ù ÐÞ¸Ä:£®Stephan ÓÚ Jul 30 13:39:32 Ð޸ı¾ÎÄ£®[FROM: 202.115.66.123]m
m;34m¡ù À´Ô´:£®½õ³ÇæäÕ¾ bbs.swjtu.edu.cn£®[FROM: 202.115.66.123]m
m;32m¡ù תÔØ:£®½õ³ÇæäÕ¾ bbs.swjtu.edu.cn£®[FROM: 202.115.66.121]m
<<<Ðżþ½áβ>>>
·¢ ÐÅ ÈË£ºÐ¹ÖÏÀһ֦÷ »ØÐŵØÖ·£ºStephan.bbs@bbs.swjtu.edu.cn
ÐÅÇøÃû³Æ£ºJava ÐżþÈÕÆÚ£º01 Aug 1997 04:42:18
ÐżþÌáÒª£º[תÔØ] JavaScript(1)
Ô·¢ÐÅÕ¾£º½õ³ÇæäÕ¾
------------------------------------------------------------[1073/1093]-------
;37m¡¾ ÒÔÏÂÎÄ×ÖתÔØ×Ô 2mInternet 7mÌÖÂÛÇø ¡¿
¡¾ ÔÎÄÓÉ2m Stephan7m Ëù·¢±í ¡¿m
µÚ 1 ¼¯
(תÔØÓëwww.swjtu.edu.cn)
JavaScript ÊÇʲ÷᣿
JavaScript ÊÇÒ»ÖÖеÄÃèÊöÓïÑÔ£¬´ËÒ»ÓïÑÔ¿ÉÒÔ±»óéÈë HTML µÄÎļþÖ®ÖС£
͸¹ý JavaScript ¿ÉÒÔ×öµ½»ØӦʹÓÃÕßµÄÐèÇóʼþ (È磺 form µÄÊäÈë) ¶ø²»ÓÃÈκεÄÍø·
À´»Ø´«Êä×ÊÁÏ£¬ËùÒÔµ±Ò»Î»Ê¹ÓÃÕßÊäÈëÒ»Ïî×ÊÁÏʱ£¬Ëü²»Óþ¹ý´«¸øËÅ·þ¶Ë (server)
´¦Àí£¬ÔÙ´«»ØÀ´µÄ¹ý³Ì£¬¶øÖ±½Ó¿ÉÒÔ±»¿Í»§¶Ë (client) µÄÓ¦ÓóÌʽËù´¦Àí¡£ÄãÒ²¿É
ÒÔÏëÏñ³ÉÓÐÒ»¸ö¿ÉÖ´ÐгÌʽÔÚÄãµÄ¿Í¶ËÉÏÖ´ÐÐÒ»Ñù£¡Ä¿Ç°ÒÑÓÐһЩдºÃµÄ³ÌʽÔÚ
Internet ÉÏÄã¿ÉÒÔÁ¬¹ýÈ¥¿´¿´£¬ÒÔÏÂÓÐһЩ¼ÆËãÆ÷µÄÀý×Ó£¬ÔÚ Nescape ÉÏ¡£
JavaScript ºÍ Java ºÜÀàËÆ£¬µ«µ½µ×²¢²»Ò»Ñù£¡ Java ÊÇÒ»ÖÖ±È JavaScript ¸ü¸´ÔÓ
Ðí¶àµÄ³ÌʽÓïÑÔ£¬¶ø JavaScript ÔòÊÇÏ൱ÈÝÒ×Á˽âµÄÓïÑÔ¡£JavaScript ´´×÷Õß
¿ÉÒÔ²»ÄÇ÷á×¢ÖسÌʽ¼¼ÇÉ£¬ËùÒÔÐí¶à Java µÄÌØÐÔÔÚ Java Script Öв¢²»Ö§Ô®¡£
ÈçÐèÏà¹ØµÄ¸ü¶à×ÊѶ£¬¿ÉÒÔÈ¥¶Á¶Á Netscape µÄÓÐ¹Ø Netscape JavaScript Ö®½éÉÜ¡£
ÈçºÎÖ´ÐÐ JaveScript£¿
JavaScript ÈçºÎÖ´ÐÐÄØ£¿
Netscape 2.0 beta 3 °æÒÔÉÏ£¬¾Í¿ÉÒÔÖ´ÐÐ JavaScript µÄ¹¦ÄÜÁË£¬ÎÒÃDzâÊÔ¹ýÖÁÉÙ
beta 3 °æÒÔÉÏ¿ÉÒÔ£¬ÆäËûÖÖÀàµÄ WWW ä¯ÀÀÆ÷Èç:Internet Expore 3.0Ò²ÓдËÒ»¹¦ÄÜ¡£
·¶Àý 1£º
ÒÔÏÂÎÒÃǾÍÒÔһЩÀý×ÓÀ´¸æËßÄãÈçºÎ½« JavaScript дÔÚ HTML ÎļþÖУ¬²¢ÇÒÌå»á
Ò»ÏÂÐÂÓïÑÔµÄÌØÐÔ£¬ÎÒÃÇ´ÓµÚÒ»¸öÀý×Ó¿ªÊ¼£ºÈçºÎÓà JavaScript Ó¡³öÒ»´®ÎÄ×ÖÖÁ
HTML ÎļþÖУº
<html>
<head>
My first JavaScript!
</head>
<body>
<br>
This is a normal HTML document.
<br>
<script language="LiveScript">
document.write("ÕâÊÇÒÔ JavaScript Ó¡³öµÄ!")
</script>
<br>
Back in HTML again.
</body>
</html>
Èç¹ûÄãʹÓÃµÄ WWW ä¯ÀÀÆ÷ÊÇ Netscape 2.0 beta 3 ÒÔÉÏ°æ±¾µÄ»°£¬ÄÇÄã¾Í¿ÉÒÔ
¿´µ½Ïà¹ØµÄ½á¹û£¬¶øÈç¹ûÄãµÄä¯ÀÀÆ÷²¢·ÇÊÇ¿ÉÒÔÖ§Ô® JavaScript µÄ»°£¬ÄÇ¿´Æð
À´¾Í»áÓÐһЩ¹Ö¹ÖµÄÁË£¬ÒÔÉÏ·¶ÀýµÄ½á¹ûÈçÏ£º
ÕâÊÇÒÔ JavaScript Ó¡³öµÄ!
Back in HTML again.
´ËÒ»·¶Àý²¢Ã»ÓÐÌ«´óµÄÓô¦£¬ËüÖ»ÊÇÒª¸æËßÄãÈçºÎʹÓÃ<script>µÄ±êÇ©£¬²¢
ÈçºÎ½«ËüÖÃì¶ HTML µÄÎļþÖ®ÖжøÒÑ£¬Õâ¸öеıêÇ©Äã¿ÉÒÔÌØËü·ÅÔÚÎļþ
ÖеÄÈκεط½¡£
·¶Àý 2£º
½ÓÏÂÀ´ÏÂÒ»¸öÀý×ÓËùÒª½éÉܵÄÊÇÓйغ¯Êý (function) µÄʹÓá£Çë·ÅÐÄ£¬º¯Êý²¢
·ÇºÜÄѶ®µÄ¶«Î÷£¬µ«ËüÈ´Ï൱ÓÐÓ᣺¯Êýͨ³£ÊÇÔÚ HTML ÎļþÖÐ body µÄ
²¿·Ý±»ºô½Ð£¬¶øÀíËùµ±È»µØ£¬Ëü×îºÃÊÂÏȱ»Ðû¸æ²¢·ÅÔÚ HTML ÎļþÖÐ body
µÄ²¿·Ý¡£ºÃÈÃÔÚ body ²¿·ÖÖÐʹÓõ½º¯Êýʱ£¬ËüÒÑÈ·¶¨±»¶ÁȡסÀ´¡£ÁíÍ⣬
script ±êÇ©µÄÓйØÃèÊöÓï·¨ÆÊ·Ý£¬Äã¿ÉÒÔÓÃ×¢½âµÄ·ûºÅ½«ËüÀ¨ÆðÀ´£¬ÒÔÃâ¾É
°æ»òÎÞ·¨¶ÁÈ¡ JavaScript µÄä¯ÀÀÆ÷¶Áµ½£¬¶øÎó»áÁËÒâ˼£¡
<html>
<head>
<script language="LiveScript">
function pushbutton() {
alert("àË! ÄãºÃ");
}
</script>
</head>
<body>
<form>
<input type="button" name="Button1" value="Push me" onclick="pushbutton()">
</form>
</body>
</html>
<p>
Èç¹ûÄãÊÇʹÓà Netscape 2.0 beta 3 ÒÔÉϵÄä¯ÀÀÆ÷£¬ÄÇÒÔÉÏ JavaScript Óï·¨²¿·Ý
µÄ½á¹ûÈçÏ£¬Äã¿ÉÒÔÊÔ×Å°´°´Å¥¿´¿´Óкνá¹û²úÉú£¡
ÔÚ·¶Àý 2 ÖУ¬½«»á²úÉúÒ»¸ö°´Å¥£¬µ±ÄãÓû¬ÊóÈ¥°´ËüµÄʱºò£¬Ó¦¸Ã»á³öÏÖ
Ò»¸öÊÓ´°ÉÏÃæÓС°àË! ÄãºÃ¡±µÄ×Ö´®£¬ÈçºÎ£¿²»´í°É£¡Õâ¸ö½á¹ûÊÇÈçºÎ²úÉú
µÄÄØ£¿Ê×ÏÈ£¬ÔÚ head Äڵĺ¯Êý»á±»ÔØÈë²¢´æì¶ÄÚ´æÖУ¬½Ó×ÅÒ»¸öÐÂ
µÄ form ±êÇ© input type ="button"..... ½«²úÉúÒ»¸ö½ÓÅ¥¡£È»áᣬÄã¿ÉÒÔ
ÔÚááÃæ¿´µ½ 'onClick' µÄÖ¸ÁÕâ¾ÍÊǸæËßä¯ÀÀÆ÷£¬µ±¸Ã°´Å¥±»°´Ê±£¬Ó¦»áÖ´ÐÐ
onClick ááµÄº¯Êý 'pushbutton()'£¬¶øÕâ¸öº¯ÊýÔÚ¸Õ¸Õ³Ìʽ±»ÔØÈëʱ¾ÍÒÑ°²·ÅÔÚ
¼ÇÒäÌåÖÐÁË£¡Çë×¢Ò⣬ÔÚÕâ¸öº¯ÊýÖÐÎÒÃÇÓõ½Á˸öж«Î÷£ alert µÄ method£¬
ÊÇ JavaScript ÊÂÏȶ¨ÒåºÃµÄ£¬Ëü»áÒÔ¶Ô»°ÊÓ´°²úÉúÄÚºµÄѶϢ£¬²¢ÓÐÒ»"È·¶¨"
(OK)µÄ°´Å¥¡£ JavaScript ¶¨ÒåÁËÐí¶àµÄ method£¬Äã¿ÉÒÔÁ¬ÖÁ Netscape ¹«Ë¾È¥
»ñÈ¡½ÏÍêÕûµÄѶϢ¡£ÎÒÏëÕâЩ method ÔÚ²»¾ÃµÄ½«À´»áÓг¤³¤µÄÒ»´®¿ÉÒÔ¹»Äã
ѧµÄ£¬²»¹ýÄ¿Ç°µÄ method Ò²ÒѾ¿ÉÒÔ×ö³öÏ൱¶à¶«Î÷ÁË£¡
½Ó×ÅϸöÀý×Ó½«¸æËßÄãÈçºÎÓÉÒ»¸öÊäÈëÐͱí¸ñÖжÁÈëʹÓÃÕßµÄÊäÈë×ÊÁÏ£¬
ÊÂʵÉÏ£¬ÕâÒ²ÊǼÓÈë¸öº¯Êý¾Í¿ÉÒÔ´ï³ÉµÄ¡£
·¶Àý 3£º
<html>
<head>
<script language="LiveScript">
<!-- hide script from old browsers
function getname(str) {
alert("¹þÂÞ! "+ str+"!");
}
// end hiding contents -->
</script>
</head>
<body>
Please enter your name:
<form>
<input type="text" name="name" onBlur="getname(this.value)" value="">
</form>
</body>
</html>
<p>
ÏÖÔÚÄã¿ÉÒÔÊÔÊÔ½á¹ûÈçºÎ£º
ÇëÊäÈëÄãµÄÃû×Ö£º
ÔÚÕâ¸öÀý×ÓÖÐÓÖÓÐеĶ«Î÷ÁË¡£Ê×ÏÈ£¬ÈÃÎÒÃÇ×¢Òâһϣ¬ÔÚÓï·¨ÖеÄ×¢½â²¿·Ö
(<!- ... -£¾) ´Ë²¿·Ö¼´ÎÒÃÇ֮ǰËùÌáµ½µÄËü¿ÉÒÔ±ÜÃâ¾É°æ±¾»òÊDz»Ö§Ô® JavaScript
µÄ WWW ä¯ÀÀÆ÷ÒòΪ²»ÈÏʶÕâЩº¯Êý¶ø²úÉú´íÎó¡£ËüµÄ˳ÐòÓ¦ ¸ÃΪ script
ÏÈ£¬½Ó×ÅΪע½âµÄ¿ªÍ· <!-£¬È»ááÊÇÄÚÈÝ£¬×¢½âβ -£¾£¬ ×îááÊÇ </script£¾¡£
ÁíÍâҪעÒâµÄÒ»µãÊÇ£¬Óï½âβÄÇÒ»ÐеĿªÍ·Ë«Ð±Ïß "//" £¬²»¿ÉÒÔÊ¡ÂÔ£¬Ëü´ú±íÁË
JavaScript µÄ×¢½â£¬ÈôÊ¡ÂÔÁ˵Ļ°£¬ -£¾Ö®Ç°µÄ×ֻᱻÎóÈÏΪÊÇ JavaScript µÄÖ¸Áî¡£
Õâ¸öÀý×Ó¿ÉÒÔÈÃʹÓÃÕßÊäÈëÒ»¶ÎÎÄ×Ö£¬È»ááÔÙÊäÈëÍê±Ïáá¾ÓÉ <input£¾±êÇ©ÖеÄ
"onBlur" ʼþº¯ÊýÕìÖª£¬ì¶ÊǺô½Ð Getname(Str)Õâ¸öº¯ÊýÀ´¼ÓÒÔÈ¡µÃÊäÈë×Ö´®£¬
²¢½«ËüÏÔʾÔÚ¶Ô»°ÊÓ´°ÉÏ£¡º¯Êý Getname(this.value) ÖÐµÄ "this.value" ÊÇÄãÔÚÎÄ
×ÖÊäÈë¸ñʽÖÐËùÊäÈëµÄÖµ¡£
·¶Àý 4£º£º
Õâ¸ö·¶Àý¸üÊÇ˧ÁË£¡ÎÒÃÇÔÚ HTML ÎļþµµÍê³ÉÁËÒÔáᣬ³£»á¼ÓÉÏÒ»ÐÐÎļþ
×îááÐ޸ĵÄÈÕÆÚ£¬ÏÖÔÚÄã¿É²»Óõ£ÐÄÿ´Î¶¼ÒªÈ¥¸Ä»òÊÇÍüÁ˸ÄÁË¡£Äã¿ÉÒÔ
ºÜ¼òµ¥µÄдһ¸öÈçϵÄÃèÊöÓï·¨³Ìʽ£¬¾Í¿ÉÒÔ×Ô¶¯µÄΪÄãÿ´Î²úÉú×îááÐÞ
¸ÄµÄÈÕÆÚÁË£º
<html>
<body>
This is a simple HTML- page.
<br>
Last changes:
<script language="LiveScript">
<!-- hide script from old browsers
document.write(document.lastModified)
// end hiding contents -->
</script>
</body>
</html>
ÒÔÉ쵀 document.lastModified ÈþÊýÔÚ Netscape 2.0 beta 2 °æʱÊDZ»Ð´³É
documeut.lastmodified µÄ£¬È»¶ø£¬Ö®ááµÄ°æ±¾¾Í¸ÄΪ document.lastModified£¬
ËùÒÔ×¢ÒâһϠ£»JavaScript ±¾ÉíÊÇ»áÇø·Ö´óСдµÄ£¬ lastmodified Óë lastModified
ÔÚËü¿´À´ÊDz»Í¬µÄ½á¹û¡£
×îáᣬÔÚÕâÒ»²¿·Ö½áÊø֮ǰ£¬ÒªÌáÐÑÄãÒ»µã£¬Ïñ·¶Àý 4 £¬µÄÓ÷¨²¢·Çÿһ²¿
»úÆ÷¶¼ÊÇÒ»ÑùµÄ£¬ÀýÈ磺PC ÉÏÅܵúÜÕýÈ·µÄ£¬ÔÚ¹¤×÷Õ¾Éϲ»Ò»¶¨»áÓÐÏàͬµÄ
½á¹û£¬ËùÒÔ£¬»òÐíÄãÈԵòâÒ»²â²»Í¬»úÆ÷µÄ½á¹û²Å»áÓÐËù¶¨ÂÛ¡£µ±È»£¬ÕâÒ»ÇÐ
ÊÇÒòΪ JavaScript »¹ÕýÔÚ·¢Õ¹µÄÔÒò£¬×îеÄѶϢ»¹ÊǵÃÈ¥°Ý·ÃÒ»ÏÂNetscape
¹«Ë¾²ÅÖªµÀ¡£Ò²ÐíÄãÒ²²»ÓÃÆæ¹Ö£¬µ±Äã¸ôÖÜÔÙÀ´·Ãʱ£¬JavaScript ¿ÉÄÜÓÖ×÷ÁË
Ï൱´óµÄ¸Ä±äÁËÄØ£¡
--
9m dMMMMM NdMPOdMP dMMMMMP dMP dMP dMMMMMP
dMP" dMP dMP dMP dMP dMP V
VMMM dMP dMMMP dMP dMP dMMMP (mo o0m)
dP .dMP dMP dMP YMvAP" dMP ( V )
VMMMP dMP dMMMMMP VP" dMMMMMP .......m.m........
Û Û
;36m¡ù ÐÞ¸Ä:£®Stephan ÓÚ Jul 30 13:39:32 Ð޸ı¾ÎÄ£®[FROM: 202.115.66.123]m
m;34m¡ù À´Ô´:£®½õ³ÇæäÕ¾ bbs.swjtu.edu.cn£®[FROM: 202.115.66.123]m
m;32m¡ù תÔØ:£®½õ³ÇæäÕ¾ bbs.swjtu.edu.cn£®[FROM: 202.115.66.121]m
<<<Ðżþ½áβ>>>
--
¡ù À´Ô´:¡¤BBS ˮľÇ廪վ bbs.net.tsinghua.edu.cn¡¤[FROM: curie.eps.jhu.e]
BBSˮľÇ廪վ¡Ã¾«»ªÇø