HTML5 视频播放(video),JavaScript控制视频的实例代码

具体代码如下所示：

<html lang="en"><head><meta charset="UTF-8"><title>Documenttitle><style>figcaption {text-align: center;line-height: 150px;font-family: "Microsoft Yahei";font-size: 24px;}.player {width: 720px;height: 360px;margin: 10px auto;border: 1px solid #000;background-color: #000;position: relative;border-radius: 6px;}.player video {width: 720px;height: 360px;}.controls {width: 700px;height: 40px;background-color: rgba(255,255,0,0.3);position: absolute;bottom: 10px;left: 10px;border-radius: 10px;}.switch {position: absolute;width: 22px;height: 22px;background-color: red;left: 10px;top: 9px;border-radius: 50%;}.progress {width: 432px;height: 10px;position: absolute;background-color: rgba(255,255,255,0.4);left: 40px;top: 15px;border-radius: 4px;overflow: hidden;}.curr-progress {width: 0%;height: 100%;background-color: #fff;}.time {width: 120px;height: 20px;text-align: center;line-height: 20px;font-size: 12px;color: #fff;position: absolute;left: 510px;top: 10px;}.extend {position: absolute;width: 20px;height: 20px;background-color: red;right: 10px;top: 10px;}style>head><body><figure>  <figcaption>视频案例figcaption><div class="player"><video src="11.mp4">video><div class="controls"><a href="#" class="switch">a><div class="progress"><div class="curr-progress">div>div><div class="time"><span class="curr-time">00:00:00span>/<span class="total-time">00:00:00span>div><a href="#" class="extend">a>div>div>figure><script>var video = document.querySelector('video');var playBtn = document.querySelector('.switch');var currProgress = document.querySelector('.curr-progress');var currTime = document.querySelector('.curr-time');var totalTime = document.querySelector('.total-time');var extend = document.querySelector('.extend');var tTime = 0;playBtn.onclick = function() {if(video.paused){  // 如果视频是暂停的video.play();    //play()播放  load()重新加载  pause()暂停}else{video.pause();}}//当视频能播放(已经通过网络加载完成)时video.oncanplay = function() {tTime = video.duration;  //获取视频总时长(单位秒)var tTimeStr = getTimeStr(tTime);totalTime.innerHTML = tTimeStr;}//当视频当前播放时间更新的时候video.ontimeupdate = function() {var cTime = video.currentTime;  //获取当前播放时间 var cTimeStr = getTimeStr(cTime);console.log(cTimeStr);currTime.innerHTML = cTimeStr;currProgress.style.width = cTime/tTime*100+"%";}extend.onclick = function() {video.webkitRequestFullScreen();  //视频全屏}//将以秒为单位的时间变成“00:00:00”格式的字符串function getTimeStr(time) {var h = Math.floor(time/3600);var m = Math.floor(time%3600/60);var s = Math.floor(time%60);h = h>=10?h:"0"+h;m = m>=10?m:"0"+m;s = s>=10?s:"0"+s;return h+":"+m+":"+s;}script>body>html>

总结

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