Audio/Video

Audio/Video 方法

addTextTrack() canPlayType() load() play() pause()

Audio/Video 属性

audioTracks autoplay buffered controller controls crossOrigin currentSrc currentTime defaultMuted defaultPlaybackRate duration ended error loop mediaGroup muted networkState paused playbackRate played readyState readyState seekable seeking src startDate textTracks videoTracks volume

Audio/Video 事件

onabort oncanplay oncanplaythrouth ondurationchange emptied onended onerror onloadeddata onloadedmetadata onloadstart onpause onplay onplaying onprogress onratechange onseeked onseeking onstalled onsuspend ontimeupdate onvolumechange onwaiting

JavaScript对象

基础内容

基础

HTML DOM

DOM Document DOM Elements DOM Attributes DOM Events

浏览器BOM

Window Navigator Screen History Location

html对象

a abbr address area article aside audio b base bdo blockquote body br button canvas caption cite code col colgroup datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1~h6 head hr html i iframe img input button input checkbox input color input date input datetime input datetime-local input email input file input hidden input image input month input number input password input radio input range input reset input search input submit input text input time input url input week ins kbd keygen label legend li link map mark menu meta meter nav object ol optgroup option output p param pre progress q s samp script scetion select small source span strong style

load();加载视频、声频元素

使用load()方法重新加载视频元素。load()方法通常用于给video元素加载或设置新的媒体数据。

参数值及其说明
说明
没有值
JavaScript 语法:video.load();

使用例

点击“切换视频”按钮,加载新的视频

<!DOCTYPE html>

<html>

<body>

<video id="video1" width="480" height="270" controls="controls">

<source id="mp4_src" src="material/sample.mp4" type="video/mp4"/>

<source id="ogg_src" src="material/sample.ogv" type="video/ogg"/>

你的浏览器不支持HTML5 video.

</video>

<p>点击“切换视频”按钮,加载新的视频</p>

<button onclick="myFunction()">切换视频</button>

<script>

var vid = document.getElementById("video1");

function myFunction() {

document.getElementById("mp4_src").src = "material/sample2.mp4";

document.getElementById("ogg_src").src = "material/sample2.ogv";

document.getElementById("video1").load();

}

</script>

</body>

</html>

不同浏览器的对应情况

元素
load() 9.0 yes yes 6.0 yes