Baseline Widely available
HTMLAudioElement
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã¯ <audio>
è¦ç´ ã®ããããã£ã¨ãæä½ããã¡ã½ããã¸ã®ã¢ã¯ã»ã¹ãæä¾ãã¾ãã
ãã®è¦ç´ 㯠HTMLMediaElement
ã¤ã³ã¿ã¼ãã§ã¤ã¹ããæ´¾çãã¦ãããããããã£ã¨ã¡ã½ãããç¶æ¿ãã¦ãã¾ãã
Audio()
æ°ãã HTMLAudioElement
ãªãã¸ã§ã¯ãã使ããè¿ãã¾ãããªãã·ã§ã³ã¨ãã¦ããã¡ã¤ã«ã® URL ãæå®ãããå ´åã¯ãé³å£°ãã¡ã¤ã«ãèªã¿è¾¼ãå¦çãéå§ãã¾ãã
åºæã®ããããã£ã¯ããã¾ããã親ã§ãã HTMLMediaElement
ããã³ HTMLElement
ããããããã£ãç¶æ¿ãã¦ãã¾ãã
HTMLMediaElement
ããã³ HTMLElement
ããã¡ã½ãããç¶æ¿ãã¦ãã¾ãã
Audio()
ã使ç¨ããã¨ãHTMLAudioElement
ãå®å
¨ã« JavaScript ã§çæãããã¨ãã§ãã¾ãã
const audioElement = new Audio("car_horn.wav");
ãããããã®è¦ç´ ã«å¯¾ã㦠play()
ãå¼ã³åºããã¨ãã§ãã¾ãã
ã¡ã¢: ããããã®ãããã¼ã¸ãèªã¿è¾¼ãã ãããã« audio è¦ç´ ãåçãããã¨ãããã¨ã§ããç¾ä»£ã®ãã©ã¦ã¶ã¼ã¯ãæ¢å®ã®èªååçããªã·ã¼ã«ãã£ã¦ããã®ãããªãã¨ãèµ·ãããªãããã«ãããã¯ãã¦ãã¾ããè¯ãç¿æ £ã¨åé¿æ¹æ³ã«ã¤ãã¦ã¯ãFirefox ããã³ Chrome ã®ãã®ãåç §ãã¦ãã ããã
audio è¦ç´ ã®ããããã£ã¨ãã¦ããç¨ãããããã®ã«ã¯ãsrc
, currentTime
, duration
, paused
, muted
, volume
ãªã©ãããã¾ãããã®ã¹ããããã¯ãé³å£°ãã¡ã¤ã«ã®åçæéã夿°ã«ã³ãã¼ãã¾ãã
const audioElement = new Audio("car_horn.wav");
audioElement.addEventListener("loadeddata", () => {
let duration = audioElement.duration;
// ããã§å¤æ° duration ã«é³å£°ã¯ãªããã®åçæéï¼2 ã¤ç®ï¼ãæ ¼ç´ããã
});
ã¤ãã³ã
親ã§ãã HTMLMediaElement
ããã³ãã®ç¥å
ã§ãã HTMLElement
ããã¤ãã³ããç¶æ¿ãã¦ãã¾ãã ã¤ãã³ããå¾
ã¡åãããã«ã¯ãaddEventListener()
ã使ç¨ãããããã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ã® onã¤ãã³ãå
ããããã£ã«ã¤ãã³ããªã¹ãã¼ã代å
¥ãã¦ãã ããã
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