ratechange
HTML Audio/Video DOM ratechange hodisasi
Misol
Video ijro tezligini o‘zgartiring va tezlik o‘zgarganini alert orqali bildiring:
// Get the <video> element with id="myVideo"
let vid = document.getElementById("myVideo");
// Set the current playback speed of the video to 0.3 (slow motion)
function setPlaySpeed() {
vid.playbackRate = 0.3;
}
// Assign a ratechange event to the <video> element, and execute a function if the playing speed of the video is changed. The function will alert some text
vid.onratechange = function() {myFunction()};
function myFunction() {
alert("The playing speed of the video was changed");
}
O‘zingiz sinab ko‘ring »
Ta’rif va qo‘llanilishi
ratechange hodisasi audio/video ijro tezligi o‘zgarganda sodir bo‘ladi (masalan, foydalanuvchi sekinlashtirilgan yoki tezlashtirilgan rejimga o‘tganda).
Bu hodisa Audio/Video obyektining playbackRate xususiyati orqali chaqiriladi; bu xususiyat audio/videoning joriy ijro tezligini o‘rnatadi yoki qaytaradi.
Brauzerlarda qo‘llab-quvvatlash
Jadvaldagi raqamlar hodisani to‘liq qo‘llab-quvvatlaydigan birinchi brauzer versiyasini ko‘rsatadi.
| Hodisa | |||||
|---|---|---|---|---|---|
| ratechange | Ha | 9.0 | Ha | Ha | Ha |
Sintaksis
HTML’da:
<audio|video onratechange="myScript">Try it
JavaScript’da:
audio|video.onratechange=function(){myScript};Try it
JavaScript’da, addEventListener() metodi yordamida:
audio|video.addEventListener("ratechange", myScript);Try it
Texnik tafsilotlar
| Qo‘llab-quvvatlanadigan HTML teglari: | <audio> va <video> |
|---|---|
| Qo‘llab-quvvatlanadigan JavaScript obyektlari: | Audio, Video |
❮ HTML audio/video
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