发表于 2009-1-5 19:48
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JavaScript 鏃堕棿鏃ユ湡鎿嶄綔
鍙戝竷: 2008-12-03 20:04 | 浣滆: webmaster | 鏉ユ簮: 鏈珯鍘熷垱 | 鏌ョ湅: 36娆
JavaScript涔婦ate瀵硅薄鍜岃幏鍙栫郴缁熷綋鍓嶆椂闂
涓銆丏ate瀵硅薄
姣忓ぉ涓瀵硅薄锛屼粖澶╂潵鐪嬬湅Date瀵硅薄锛岀浉瀵逛簬鏃堕棿澶у涓瀹氬緢鐔熸倝锛屽簲涓轰互鍓嶅湪缃戠珯涓緢澶氬湴鏂归兘浼氶亣鍒拌繖鏍风殑鏃堕棿鐗规晥銆傛俯鏁呰岀煡鏂帮紝浠婂ぉ鎴戜滑鏉ュ洖蹇嗕竴涓婦ate瀵硅薄銆
鎴戜滑棣栧厛鏉ョ湅鐪嬩粬鐨勫畾涔夛細
1 dateObj = new Date()
2 dateObj = new Date(dateVal)
3 dateObj = new Date(year, month, date[, hours[, minutes[, seconds[,ms]]]])
4
鍏朵腑锛
dateObj
蹇呴夐」銆傝璧嬪间负 Date 瀵硅薄鐨勫彉閲忓悕銆
dateVal
蹇呴夐」銆傚鏋滄槸鏁板瓧鍊硷紝dateVal 琛ㄧず鎸囧畾鏃ユ湡涓 1970 骞 1 鏈 1 鏃ュ崍澶滈棿鍏ㄧ悆鏍囧噯鏃堕棿鐨勬绉掓暟銆傚鏋滄槸瀛楃涓诧紝鍒 dateVal 鎸夌収 parse 鏂规硶涓殑瑙勫垯杩涜瑙ｆ瀽銆俤ateVal 鍙傛暟涔熷彲浠ユ槸浠庢煇浜 ActiveX庐 瀵硅薄杩斿洖鐨 VT_DATE 鍊笺
year
蹇呴夐」銆傚畬鏁寸殑骞翠唤锛屾瘮濡傦紝1976锛堣屼笉鏄 76锛夈
month
蹇呴夐」銆傝〃绀虹殑鏈堜唤锛屾槸浠 0 鍒 11 涔嬮棿鐨勬暣鏁帮紙 1 鏈堣嚦 12 鏈堬級銆
date
蹇呴夐」銆傝〃绀烘棩鏈燂紝鏄粠 1 鍒 31 涔嬮棿鐨勬暣鏁般
hours
鍙夐」銆傚鏋滄彁渚涗簡 minutes 鍒欏繀椤荤粰鍑恒傝〃绀哄皬鏃讹紝鏄粠 0 鍒 23 鐨勬暣鏁帮紙鍗堝鍒 11pm锛夈
minutes
鍙夐」銆傚鏋滄彁渚涗簡 seconds 鍒欏繀椤荤粰鍑恒傝〃绀哄垎閽燂紝鏄粠 0 鍒 59 鐨勬暣鏁般
seconds
鍙夐」銆傚鏋滄彁渚涗簡 milliseconds 鍒欏繀椤荤粰鍑恒傝〃绀虹閽燂紝鏄粠 0 鍒 59 鐨勬暣鏁般
ms
鍙夐」銆傝〃绀烘绉掞紝鏄粠 0 鍒 999 鐨勬暣鏁般
Date 瀵硅薄淇濆瓨浠ユ绉掍负鍗曚綅琛ㄧず鐗瑰畾鏃堕棿娈点傚鏋滄煇涓弬鏁扮殑鍊煎ぇ浜庡叾鑼冨洿鎴栦负璐熸暟锛屽垯瀛樺偍鐨勫叾浠栧煎皢鍋氱浉搴旂殑璋冩暣銆備緥濡傦紝濡傛灉鎸囧畾 150 绉掞紝JScript 灏嗚鏁板瓧閲嶆柊瀹氫箟涓 2 鍒 30 绉掋
濡傛灉鏁板瓧涓 NaN锛屽垯璇ュ璞′笉浠ｈ〃鐗瑰畾鐨勬椂闂存銆傚鏋滄湭鍚 Date 瀵硅薄浼犻掑弬鏁帮紝瀹冨皢琚垵濮嬪寲涓哄綋鍓嶆椂闂 (UTC)銆傚湪鑳藉浣跨敤璇ュ璞″墠蹇呴』涓哄叾璧嬪笺
Date 瀵硅薄鑳藉琛ㄧず鐨勬棩鏈熻寖鍥寸害绛変簬 1970 骞 1 鏈 1 鏃ュ墠鍚庡悇 285,616 骞淬
Date 瀵硅薄鍏锋湁涓や釜涓嶅垱寤 Date 瀵硅薄灏卞彲浠ヨ皟鐢ㄧ殑闈欐佹柟娉曘傚畠浠槸 parse 鍜 UTC銆
Date瀵硅薄鐨勬柟娉曞緢澶氾紝涔熷緢绠鍗曞湪杩欓噷灏变笉鍒楀嚭浜嗭紝OK锛孲ee Next!
鐗瑰埆娉ㄦ剰锛
**************************************************************
var myDate = new Date(2006,11,23);
alert("year="+myDate.getYear()+"******month="+myDate.getMonth()+"********day="+myDate.getDate());
杩愯涔嬪悗鐨勭粨鏋滄槸 year=2006 ******month=11********day=23
**************************************************************
杩欐牱鏄剧ず閮藉緢姝ｅ父锛屽綋new Date鐨勬椂鍊欎紶杩涘幓鐨勬湀浠戒负12鐨勬椂鍊欙紝灏卞嚭鐜扮殑闂銆
**************************************************************
var myDate = new Date(2006,12,23);
alert("year="+myDate.getYear()+"******month="+myDate.getMonth()+"********day="+myDate.getDate());
杩愯涔嬪悗鐨勭粨鏋滄槸 year=2007 ******month=0********day=23
**************************************************************
寰堢撼闂风殑涓浠朵簨鎯呫傛渶鍚庢煡璧勬枡寰楃煡month杩欎釜鍙傛暟鐨勫兼槸0~11鐨勶紝涓嶈兘浼犲叆12鐨勮繖涓笺傝В鍐冲姙娉曞氨鏄湪浼犲肩殑鏃跺欐妸month-1锛岀劧鍚庡湪澶栭潰鍙栫殑鏃跺欏啀+1銆備笉鐭ヨ皝杩樻湁鏇村ソ鐨勫姙娉曘
浜屻佽幏鍙栫郴缁熷綋鍓嶆椂闂
<script language="JavaScript">
//鑾峰彇鏃ユ湡 2007-04-29 16:41
var now = new Date(); //鑾峰彇绯荤粺鏃ユ湡锛屽嵆Sun Apr 29 16:41:48 UTC+0800 2007
var yy = now.getYear(); //鑾峰彇骞达紝鍗2007
var mm = now.getMonth() + 1; //鑾峰彇鏈堬紝鍗04
var dd = now.getDay(); //鑾峰彇璇ュぉ鐨勬槦鏈熷
//鑾峰彇鏃堕棿
var hh = now.getHours(); //鑾峰彇灏忔椂锛屽嵆16
var mm = now.getMinutes(); //鑾峰彇鍒嗛挓锛屽嵆41
var ss = now.getTime() % 60000; //鑾峰彇鏃堕棿锛屽洜涓虹郴缁熶腑鏃堕棿鏄互姣璁＄畻鐨勶紝
//鎵浠ョ瑕侀氳繃浣60000寰楀埌銆
ss = (ss - (ss % 1000)) / 1000; //鐒跺悗锛屽皢寰楀埌鐨勬绉掓暟鍐嶅鐞嗘垚绉
var clock = hh+':'; //灏嗗緱鍒扮殑鍚勪釜閮ㄥ垎杩炴帴鎴愪竴涓棩鏈熸椂闂
if (mm < 10) clock += '0'; //瀛楃涓
clock += mm+':';
if (ss < 10) clock += '0';
clock += ss;
</script>
姣忓ぉ涓瀵硅薄锛屼粖澶╂潵鐪嬬湅Date瀵硅薄锛岀浉瀵逛簬鏃堕棿澶у涓瀹氬緢鐔熸倝锛屽簲涓轰互鍓嶅湪缃戠珯涓緢澶氬湴鏂归兘浼氶亣鍒拌繖鏍风殑鏃堕棿鐗规晥銆傛俯鏁呰岀煡鏂帮紝浠婂ぉ鎴戜滑鏉ュ洖蹇嗕竴涓婦ate瀵硅薄銆
鎴戜滑棣栧厛鏉ョ湅鐪嬩粬鐨勫畾涔夛細
1 dateObj = new Date()
2 dateObj = new Date(dateVal)
3 dateObj = new Date(year, month, date[, hours[, minutes[, seconds[,ms]]]])
4
鍏朵腑锛
dateObj
蹇呴夐」銆傝璧嬪间负 Date 瀵硅薄鐨勫彉閲忓悕銆
dateVal
蹇呴夐」銆傚鏋滄槸鏁板瓧鍊硷紝dateVal 琛ㄧず鎸囧畾鏃ユ湡涓 1970 骞 1 鏈 1 鏃ュ崍澶滈棿鍏ㄧ悆鏍囧噯鏃堕棿鐨勬绉掓暟銆傚鏋滄槸瀛楃涓诧紝鍒 dateVal 鎸夌収 parse 鏂规硶涓殑瑙勫垯杩涜瑙ｆ瀽銆俤ateVal 鍙傛暟涔熷彲浠ユ槸浠庢煇浜 ActiveX庐 瀵硅薄杩斿洖鐨 VT_DATE 鍊笺
year
蹇呴夐」銆傚畬鏁寸殑骞翠唤锛屾瘮濡傦紝1976锛堣屼笉鏄 76锛夈
month
蹇呴夐」銆傝〃绀虹殑鏈堜唤锛屾槸浠 0 鍒 11 涔嬮棿鐨勬暣鏁帮紙 1 鏈堣嚦 12 鏈堬級銆
date
蹇呴夐」銆傝〃绀烘棩鏈燂紝鏄粠 1 鍒 31 涔嬮棿鐨勬暣鏁般
hours
鍙夐」銆傚鏋滄彁渚涗簡 minutes 鍒欏繀椤荤粰鍑恒傝〃绀哄皬鏃讹紝鏄粠 0 鍒 23 鐨勬暣鏁帮紙鍗堝鍒 11pm锛夈
minutes
鍙夐」銆傚鏋滄彁渚涗簡 seconds 鍒欏繀椤荤粰鍑恒傝〃绀哄垎閽燂紝鏄粠 0 鍒 59 鐨勬暣鏁般
seconds
鍙夐」銆傚鏋滄彁渚涗簡 milliseconds 鍒欏繀椤荤粰鍑恒傝〃绀虹閽燂紝鏄粠 0 鍒 59 鐨勬暣鏁般
ms
鍙夐」銆傝〃绀烘绉掞紝鏄粠 0 鍒 999 鐨勬暣鏁般
Date 瀵硅薄淇濆瓨浠ユ绉掍负鍗曚綅琛ㄧず鐗瑰畾鏃堕棿娈点傚鏋滄煇涓弬鏁扮殑鍊煎ぇ浜庡叾鑼冨洿鎴栦负璐熸暟锛屽垯瀛樺偍鐨勫叾浠栧煎皢鍋氱浉搴旂殑璋冩暣銆備緥濡傦紝濡傛灉鎸囧畾 150 绉掞紝JScript 灏嗚鏁板瓧閲嶆柊瀹氫箟涓 2 鍒 30 绉掋
濡傛灉鏁板瓧涓 NaN锛屽垯璇ュ璞′笉浠ｈ〃鐗瑰畾鐨勬椂闂存銆傚鏋滄湭鍚 Date 瀵硅薄浼犻掑弬鏁帮紝瀹冨皢琚垵濮嬪寲涓哄綋鍓嶆椂闂 (UTC)銆傚湪鑳藉浣跨敤璇ュ璞″墠蹇呴』涓哄叾璧嬪笺
Date 瀵硅薄鑳藉琛ㄧず鐨勬棩鏈熻寖鍥寸害绛変簬 1970 骞 1 鏈 1 鏃ュ墠鍚庡悇 285,616 骞淬
Date 瀵硅薄鍏锋湁涓や釜涓嶅垱寤 Date 瀵硅薄灏卞彲浠ヨ皟鐢ㄧ殑闈欐佹柟娉曘傚畠浠槸 parse 鍜 UTC銆
Date瀵硅薄鐨勬柟娉曞緢澶氾紝涔熷緢绠鍗曞湪杩欓噷灏变笉鍒楀嚭浜嗭紝OK锛孲ee Next!
鐗瑰埆娉ㄦ剰锛
**************************************************************
var myDate = new Date(2006,11,23);
alert("year="+myDate.getYear()+"******month="+myDate.getMonth()+"********day="+myDate.getDate());
杩愯涔嬪悗鐨勭粨鏋滄槸 year=2006 ******month=11********day=23
**************************************************************
杩欐牱鏄剧ず閮藉緢姝ｅ父锛屽綋new Date鐨勬椂鍊欎紶杩涘幓鐨勬湀浠戒负12鐨勬椂鍊欙紝灏卞嚭鐜扮殑闂銆
**************************************************************
var myDate = new Date(2006,12,23);
alert("year="+myDate.getYear()+"******month="+myDate.getMonth()+"********day="+myDate.getDate());
杩愯涔嬪悗鐨勭粨鏋滄槸 year=2007 ******month=0********day=23
**************************************************************
寰堢撼闂风殑涓浠朵簨鎯呫傛渶鍚庢煡璧勬枡寰楃煡month杩欎釜鍙傛暟鐨勫兼槸0~11鐨勶紝涓嶈兘浼犲叆12鐨勮繖涓笺傝В鍐冲姙娉曞氨鏄湪浼犲肩殑鏃跺欐妸month-1锛岀劧鍚庡湪澶栭潰鍙栫殑鏃跺欏啀+1銆備笉鐭ヨ皝杩樻湁鏇村ソ鐨勫姙娉曘
浜屻佽幏鍙栫郴缁熷綋鍓嶆椂闂
<script language="JavaScript">
//鑾峰彇鏃ユ湡 2007-04-29 16:41
var now = new Date(); //鑾峰彇绯荤粺鏃ユ湡锛屽嵆Sun Apr 29 16:41:48 UTC+0800 2007
var yy = now.getYear(); //鑾峰彇骞达紝鍗2007
var mm = now.getMonth() + 1; //鑾峰彇鏈堬紝鍗04
var dd = now.getDay(); //鑾峰彇璇ュぉ鐨勬槦鏈熷
//鑾峰彇鏃堕棿
var hh = now.getHours(); //鑾峰彇灏忔椂锛屽嵆16
var mm = now.getMinutes(); //鑾峰彇鍒嗛挓锛屽嵆41
var ss = now.getTime() % 60000; //鑾峰彇鏃堕棿锛屽洜涓虹郴缁熶腑鏃堕棿鏄互姣璁＄畻鐨勶紝
//鎵浠ョ瑕侀氳繃浣60000寰楀埌銆
ss = (ss - (ss % 1000)) / 1000; //鐒跺悗锛屽皢寰楀埌鐨勬绉掓暟鍐嶅鐞嗘垚绉
var clock = hh+':'; //灏嗗緱鍒扮殑鍚勪釜閮ㄥ垎杩炴帴鎴愪竴涓棩鏈熸椂闂
if (mm < 10) clock += '0'; //瀛楃涓
clock += mm+':';
if (ss < 10) clock += '0';
clock += ss;
</script>
