Baseline Widely available
setUTCSeconds()
㯠Date
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const date1 = new Date("December 31, 1975, 23:15:30 GMT+11:00");
console.log(date1.getUTCSeconds());
// äºæ³ãããçµæ: 30
date1.setUTCSeconds(39);
console.log(date1.getUTCSeconds());
// äºæ³ãããçµæ: 39
æ§æ
setUTCSeconds(secondsValue)
setUTCSeconds(secondsValue, msValue)
弿°
secondsValue
ãç§ãã表ã 0 ãã 59 ã¾ã§ã®éã®æ´æ°å¤ã
msValue
çç¥å¯
ããªç§ã表ã 0 ãã 999 ã¾ã§ã®éã®æ´æ°å¤ã
ãã®å ´ã§ Date
ãªãã¸ã§ã¯ãã夿´ããæ°ããã¿ã¤ã ã¹ã¿ã³ããè¿ãã¾ãã弿°ã NaN
ï¼ã¾ã㯠undefined
ãªã©ã NaN
ã«å¤æããããã®ä»ã®å¤ï¼ã®å ´åãæ¥ä»ã¯ç¡å¹ãªæ¥æã«è¨å®ããã NaN
ãè¿ããã¾ãã
msValue
弿°ãæå®ããªãå ´åãgetUTCMilliseconds()
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ãããæ¥æã®ç¯å²å¤ã®å ´åãããã«å¿ã㦠setUTCSeconds()
ã Date
ãªãã¸ã§ã¯ãã®æ¥ä»æ
å ±ã®æ´æ°ã試ã¿ã¾ããä¾ãã°ãsecondsValue
ã« 100 ãæå®ããå ´åãåã« 1 å ç®ãããç§ã 40 ã«ãªãã¾ãã
const theBigDay = new Date();
theBigDay.setUTCSeconds(20);
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å ±
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