要使用JavaScript创建全屏窗口，代码如下-
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<style>
body{
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
button{
display: block;
padding:10px;
margin:10px;
background-color: rgb(81, 0, 128);
border:none;
color:white;
}
</style>
<body>
<h1>Fullscreen Window with JavaScript Example</h1>
<button class="openVideo";">Open Video in Fullscreen Mode</button>
<video width="500px" controls id="minimizedVideo">
<source
src="https://www.videvo.net/videvo_files/converted/2015_04/preview/Ocean_Waves_slow_motion_videvo.mov44965.webm">
</video>
<h2>Click on the above button to open it in fullscreen</h2>
<script>
document.querySelector('.openVideo').addEventListener('click',fullscreenVideo);
var elem = document.getElementById("minimizedVideo");
function fullscreenVideo() {
if (elem.requestFullscreen) {
elem.requestFullscreen();
}
else if (elem.mozRequestFullScreen) {
elem.mozRequestFullScreen();
}
else if (elem.webkitRequestFullscreen) {
elem.webkitRequestFullscreen();
}
else if (elem.msRequestFullscreen) {
elem.msRequestFullscreen();
}
}
</script>
</body>
</html>输出结果
上面的代码将产生以下输出-
单击“以全屏模式打开视频”按钮时-