durationchange
HTML Audio/Video DOM durationchange hodisasi
Misol
Video davomiyligi o‘zgarganini alert orqali bildiring:
let vid = document.getElementById("myVideo");
vid.ondurationchange = function() {
alert("The video duration has changed");
};
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Quyida ko‘proq "O‘zingiz sinab ko‘ring" misollari keltirilgan.
Ta’rif va qo‘llanilishi
durationchange hodisasi ko‘rsatilgan audio/videoning davomiylik ma’lumoti o‘zgarganda yuz beradi.
Eslatma: Audio/video yuklanganda davomiylik "NaN" dan audio/videoning haqiqiy davomiyligiga o‘zgaradi.
Audio/video yuklanish jarayonida quyidagi hodisalar shu tartibda yuz beradi:
- loadstart
- durationchange
- loadedmetadata
- loadeddata
- progress
- canplay
- canplaythrough
Brauzerlarda qo‘llab-quvvatlash
Jadvaldagi raqamlar hodisani to‘liq qo‘llab-quvvatlaydigan birinchi brauzer versiyasini ko‘rsatadi.
| Hodisa | |||||
|---|---|---|---|---|---|
| durationchange | Ha | 9.0 | Ha | Ha | Ha |
Sintaksis
HTML’da:
<audio|video ondurationchange="myScript">Try it
JavaScript’da:
audio|video.ondurationchange=function(){myScript};Try it
JavaScript’da, addEventListener() metodi yordamida:
audio|video.addEventListener("durationchange", myScript);Try it
Texnik tafsilotlar
| Qo‘llab-quvvatlanadigan HTML teglari: | <audio> va <video> |
|---|---|
| Qo‘llab-quvvatlanadigan JavaScript obyektlari: | Audio, Video |
Ko‘proq misollar
Misol
Audio davomiyligi o‘zgarganini alert orqali bildiring:
let aud = document.getElementById("myAudio");
aud.ondurationchange = function() {
alert("The audio duration has changed");
};
O‘zingiz sinab ko‘ring »
❮ HTML audio/video
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