娴烽様澶╃┖楸艰穬锛屽ぉ楂樹换楦熼銆傚杺鍠傚杺锛佹垜鏄Е鑹惧痉銆傪煒勭畝浠嬪湪鎴戜滑鏃ュ父鐨勯」鐩紑鍙戜腑锛屾棩鏈熷拰鏃堕棿鐨勫鐞嗘槸蹇呬笉鍙皯鐨勩€傚浜庤繖鏍风殑闇€姹傦紝閫氬父绗笁鏂规彃浠舵垨鑰呭箍澶ц疆鍙嬪凡缁忎负鎴戜滑鎻愪緵浜嗗叏濂楁湇鍔★紙寮€绠卞嵆鐢紝浜哄伐濂借瘎馃憤馃憤馃憤锛夈€傚綋鐒讹紝鎴戜滑涔熷彲浠ラ€氳繃绯荤粺瀵硅薄newDate()杞绘澗瀹炵幇鏃堕棿澶勭悊銆備絾鏄綘鐪熺殑浜嗚В鍑洪暅鐜囪繖涔堥珮鐨刵ewDate()鍚楋紵浠€涔堟槸鏃跺尯锛熸椂闂存爣鍑嗘槸濡備綍瑙勫畾鐨勶紵JavaScript涓殑鏃跺尯鏈変綍涓嶅悓锛熺揣绱ф姄浣忥紝涓嶈鎯婃厡锛佷粖澶╁氨璁╂垜浠劚涓婦ate()鐨勫琛ｏ紝鐪嬬湅瀹冭儗鍚庣殑鍐风煡璇嗐€傪煒滒煒滒煒滀粈涔堟槸鏃跺尯锛熼€氳繃鏌ラ槄缁村熀鐧剧鎴戜滑鍙互寰楀嚭涓€涓粨璁猴細鏃跺尯鏄湴鐞冧笂涓轰簡娉曞緥銆佸晢涓氬拰绀句細鐩殑鑰岄伒瀹堢粺涓€鏍囧噯鏃堕棿鐨勫尯鍩熴€傛椂鍖哄線寰€閬靛惊鍥藉鐨勮竟鐣屸€嬧€嬪強鍏剁粏鍒嗚€屼笉鏄弗鏍肩殑缁忓害锛屽洜涓鸿繖鏍峰彲浠ユ柟渚胯繎璺濈鐨勪笟鍔℃垨鍏朵粬閫氫俊鍖哄煙淇濇寔鐩稿悓鐨勬椂闂淬€備紶閫侀棬涓€鍥捐儨鍗冭█1884骞?0鏈堬紝鍦ㄧ編鍥藉崕鐩涢】鍙紑鐨勫浗闄呭瓙鍗堢嚎浼氳閫氳繃浜嗕竴椤规彁妗堛€傝鎻愭鏄庣‘浜嗛€夋嫨閫氳繃鑻卞浗鏍兼灄濞佹不澶╂枃鍙板瓙鍗堢嚎涓績鐨勫瓙鍗堢嚎浣滀负纭畾鍏ㄧ悆缁忓害鍜屾椂闂寸殑鏈垵瀛愬崍绾裤€傛渶缁堬紝浼氳灏嗘牸鏋楀▉娌诲瓙鍗堢嚎瀹氫负鏈垵瀛愬崍绾匡紝灏嗘牸鏋楀▉娌绘爣鍑嗘椂闂达紙GMT锛孏reenwichMeanTime锛夊畾涓轰笘鐣屾椂鏍囧噯銆傝繖涔熷喅瀹氫簡鍏ㄧ悆24灏忔椂鑷劧鏃跺尯鐨勫垝鍒嗭紝鎵€鏈夋椂鍖洪兘浠ヤ笌GMT鐨勬椂宸负鍙傝€冦€傛椂鍖哄唴鐨勬湰鍦版椂闂达紝瀹氫箟涓轰笌鍗忚皟涓栫晫鏃?UTC)鐨勫亸绉婚噺銆傛鍋忕Щ閲忓彲浠ヨ〃绀轰负UTC-鎴朥TC+锛屽悗璺熷亸绉婚噺鐨勫皬鏃跺拰鍒嗛挓銆傛垜浠父璇寸殑鈥滄椂宸€濓紝鍏跺疄灏辨槸鏃跺尯鐨勪笉鍚屻€傝瀹氫笘鐣屽垎涓?4涓椂鍖猴紙涓滈儴12涓椂鍖猴紝瑗块儴12涓椂鍖猴級銆傛瘡涓椂鍖鸿法瓒?5涓粍閲戠含搴︼紝鐩稿綋浜庝竴涓皬鏃躲€備妇涓牀瀛愶細馃尠缇庡浗绾界害宸炵航绾﹀競鏃跺尯锛欸MT-4涓浗鍥涘窛鐪佹垚閮藉競鏃跺尯锛欸MT+8鎴愰兘涓庣編鍥界航绾︽椂宸?-(-4)=12UTC鈥斺€斾笘鐣屾椂闂寸殑鏍囧噯UniversalTime(UT)浜?884骞村湪鍗庣洓椤垮瓙鍗堢嚎浼氳涓婂垱绔嬨€傚畠鏄垜浠粖澶╀娇鐢ㄧ殑24灏忔椂鏃跺尯绯荤粺鐨勫熀纭€銆傚崗璋冧笘鐣屾椂(UTC)鏄綋浠婃皯鐢ㄦ椂闂寸殑鍩虹銆傚畠閲囩敤24灏忔椂鍒讹紝缁撳悎鍦扮悆鑷浆鏃堕棿鍜屽師瀛愰挓鐨勯珮绮惧害娴嬮噺銆俇TC鏄叏鐞冩椂鈥嬧€嬮棿鏍囧噯銆備笘鐣屽悇鍦伴兘鍚屾剰鍚屾浠栦滑鐨勬椂闂达紙coordinated锛夛紝杩欎篃鏄疷TC鍚嶇О鐨勬潵婧愶細UniversalCoordinatedTime銆侸avaScript涓殑newDate()鍒涘缓涓€涓狫avaScriptDate瀹炰緥锛屼唬琛ㄤ竴涓椂鍒汇€侱ate瀵硅薄鍩轰簬Unix鏃堕棿鎴筹紝鏄寚浠庡寳浜椂闂?970骞?鏈?鏃?0:00:00锛堝寳浜椂闂?970骞?鏈?鏃?8:00:00锛夊埌鐜板湪鐨勬€荤鏁般€傝幏鍙栨椂鍖?/褰撴垜浠湪璋锋瓕娴忚鍣ㄦ帶鍒跺彴杈撳叆newData()鏃讹紙鎴戠殑鍧愭爣鍦ㄦ垚閮斤級锛岃緭鍑烘槸//TueSep22202016:47:13GMT+0800(ChinaStandardTime)//鐪煎皷鐨勬湅鍙嬪彲鑳藉凡缁忓彂鐜颁簡'GMT+0800'杩欎釜璇嶏紝娌￠敊锛乀hisisthetimezoneofourlocation//閫氳繃getTimezoneOffset鍑芥暟鍙互鑾峰緱褰撳墠鏈湴鏃堕棿鍜孶TC鏃堕棿鐨勬椂宸紙浠ュ垎閽熶负鍗曚綅锛夈€傝鏃堕棿=-newDate().getTimezoneOffset()/60;//杈撳嚭锛?鑾峰彇UTC鏍囧噯鏃堕棿鍒版寚瀹氭棩鏈熺殑姣鏁?/UTC()鏂规硶鍙互鏍规嵁涓栫晫鏃舵绉掕繑鍥?970骞?鏈?鏃ュ埌鎸囧畾鏃ユ湡锛圲TC鏃堕棿涓嶨MT鐩稿悓锛堟牸鏋楀▉娌绘椂闂碝eanTime))Date.UTC(2020,09,22)//Output:1603324800000//ConvertlocaltimetoUTCtimenewDate(Date.UTC(2020,09,22))//杈撳嚭锛歍huOct22202008:00:00GMT+0800锛堜腑鍥芥爣鍑嗘椂闂达級//杩欓噷闇€瑕佹敞鎰忎竴鐐癸細newDate(2020,09,22)鏄熀浜庢湰鍦版椂闂达紝鑰宯ewDate(Date.UTC(2020,09,22))鍩轰簬UTC鏃堕棿锛堟棩鏈熻〃鍗曞弬鏁板垱寤烘椂闂寸浉宸叓灏忔椂锛夋槸涓€涓湁瓒ｇ殑鐜拌薄銆備竴寮犲浘鐗囪儨杩囧崈瑷€涓囪銆備粠鎺у埗鍙扮殑杈撳嚭鏉ョ湅锛屼袱涓粨鏋滅浉宸?灏忔椂銆備竴鍥捐儨鍗冭█锛屼紶閫侀棬MDN浠嬬粛锛氬鏋滄病鏈夋椂鍖哄亸绉伙紝鍙湁date褰㈠紡浼氳瑙ｉ噴涓篣TC鏃堕棿锛宒atetime褰㈠紡浼氳瑙ｉ噴涓烘湰鍦版椂闂淬€傦紙UTC鏃堕棿鏄?鏃跺尯鐨勬爣鍑嗘椂闂达級闂釜闂锛焠ewDate()瀹炰緥鍙互淇敼鏃跺尯鍚楋紵绛旓細涓嶏紒姣斿鍘熷洜鏄疄渚嬪寲浜嗕竴涓狣ate()瀵硅薄鍚庯紝js鍦ㄦ湰鍦板瓨鍌ㄦ椂锛屼細杞负鏈湴鏃跺尯锛屽疄渚嬪寲date鏃朵笉浼氬瓨鍌ㄦ椂鍖轰俊鎭€傚鏋滈渶瑕佷慨鏀规椂鍖猴紝鍙互浣跨敤绗笁鏂瑰伐鍏峰寘momentjs澹版槑涓€涓猰oment瀹炰緥锛屽湪瀹炰緥涓婁娇鐢╰z()鍜宖ormat()鏂规硶鍗冲彲杈惧埌淇敼鏃跺尯鐨勬晥鏋溿€傚叿浣撲娇鐢ㄨ鍙傝€冩枃妗ｃ€傝繖閲屽氨涓嶅璇翠簡---鏂囨。浼犻€侀棬鑻规灉鎵嬫満dateform鏃堕棿鍒涘缓鎶ラ敊闂newDate('2020-09-2200:00:00')馃憜浠ヤ笂浠ｇ爜鏄湪绉诲姩绔繍琛岀殑h5椤甸潰锛岃嫻鏋滄墜鏈哄彲鑳戒細鎶ラ敊銆傚師鍥犳槸澶ч儴鍒嗚嫻鏋滄墜鏈轰娇鐢ㄧ殑鏄痵afari娴忚鍣紝鐪嬭繖閲岋紒璧勬繁妗ㄦ墜鍙兘宸茬粡鏄庣櫧锛岃繖鏄疭afari娴忚鍣ㄤ竴鐩村瓨鍦ㄧ殑鍏煎鎬ч棶棰樸€傛垜浠渶瑕佹崲涓€绉嶅啓娉曪紝濡備笅馃憞newDate('2020/09/2200:00:00')瀹夊埄涓€浜涙湁鐢ㄧ殑鏃堕棿澶勭悊宸ュ叿鍖卙ttps://momentjs.com/https://github.com/iamkun/dayjshttps://date-fns.org/濂藉惂馃憣锛屼互涓婂氨鏄繖娆ewDate()鐨勪竴浜涚煡璇嗘€荤粨锛屽叾瀹炰富瑕佹槸瑙ｉ噴鏃跺尯銆傚啓杩欑瘒鍗氣€嬧€嬫枃鐨勬椂鍊欙紝涔熸煡闃呬簡鐩稿叧璧勬枡锛屼簡瑙ｄ簡鈥滄椂闂存爣鍑嗏€濈殑婕斿彉鍘嗗彶锛屼粠鍒╃敤姝ｅ崍澶槼鐨勮搴︽潵娴嬮噺鏃堕棿锛屽埌鏈€鏃╃殑鏃堕棿娴嬮噺宸ュ叿鏃ユ櫡銆佹矙婕忥紝鍐嶅埌鐜板湪鐨刄TC鍏ㄧ悆閫氱敤鏃堕棿鏍囧噯銆備笉鏂畬鍠勭殑杩囩▼锛屾垜鎯宠繖灏辨槸浼熷ぇ浜虹被鐨勬櫤鎱с€傝阿璋㈠枩娆煈嶅啀鐪嬩竴閬嶏紝宸茬粡鎴愪负涔犳儻浜嗭紒鏈郴鍒楁寔缁洿鏂帮紝鎮ㄧ殑涓€閿笁杩炴槸鎴戠户缁啓涓嬪幓鐨勬渶澶у姩鍔涖€傚鏋滄偍瀵规湰鍗氬鏈変粈涔堟剰瑙佸拰寤鸿锛屾杩庣暀瑷€锛佹杩庢墦鎵帮紒馃槣馃槤
