Baseline Widely available
cuechange
ã¤ãã³ã㯠TextTrack
ãç¾å¨è¡¨ç¤ºãã¦ãããã¥ã¼ã夿´ããéã«çºçãã¾ãããã®ã¤ãã³ã㯠TextTrack
ã¨ãããã表示ããã¦ãã HTMLTrackElement
ãããã°ããã®ä¸¡æ¹ã§çºçãã¾ãã
ãã®ã¤ãã³ãåã addEventListener()
ãªã©ã®ã¡ã½ããã§ä½¿ç¨ããããã¤ãã³ããã³ãã©ã¼ããããã£ãè¨å®ããããã¦ãã ããã
addEventListener("cuechange", (event) => {});
oncuechange = (event) => {};
ã¤ãã³ãå
ä¸è¬ç㪠Event
ã§ã追å ã®ããããã£ã¯ããã¾ããã
track
ããããã£ã§ç¤ºãããåºç¤ã¨ãªã TextTrack
ã¯ãç¾å¨è¡¨ç¤ºããã¦ãããã¥ã¼ã夿´ããã度㫠cuechange
ã¤ãã³ããåä¿¡ãã¾ããããã¯ããã®ãã©ãã¯ãã¡ãã£ã¢è¦ç´ ã«é¢é£ä»ãããã¦ããªãå ´åã§ãçºçãã¾ãã
ãã®ãã©ãã¯ãã¡ãã£ã¢è¦ç´ ã«é¢é£ä»ãããã¦ããå ´åã <track>
ã <audio>
ã¾ã㯠<video>
è¦ç´ ã®åã¨ãã¦ä½¿ç¨ããã¨ã cuechange
ã¤ãã³ã㯠HTMLTrackElement
ã«ãéä¿¡ããã¾ãã
let textTrackElem = document.getElementById("texttrack");
textTrackElem.addEventListener("cuechange", (event) => {
let cues = event.target.track.activeCues;
});
ãããã¯ã oncuechange
ã¤ãã³ããã³ãã©ã¼ã使ç¨ãããã¨ãã§ãã¾ãã
let textTrackElem = document.getElementById("texttrack");
textTrackElem.oncuechange = (event) => {
let cues = event.target.track.activeCues;
};
仿§æ¸ ãã©ã¦ã¶ã¼ã®äºææ§ é¢é£æ
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