HTML 5 视频 音频 画布 Web存储
<!DOCTYPE HTML>
<html>
<body>
<video width="600" height="450" controls="controls" autoplay="autoplay">
<source src="help.ogg" type="video/ogg">
<source src="help.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
<audio controls="controls">
<source src="song.ogg" type="audio/ogg">
<source src="imissyou.mp3" type="audio/mpeg">
Your browser does not support the audio tag.
</audio>
<canvas id="myCanvasRect" width="200" height="100"></canvas>
<script type="text/javascript">
var c=document.getElementById("myCanvasRect");
var cxt=c.getContext("2d");
cxt.fillStyle="#FF0000";
cxt.fillRect(0,0,150,75);
</script>
<canvas id="myCanvasLine" width="200" height="100" style="border:1px solid #c3c3c3;"></canvas>
<script type="text/javascript">
var c=document.getElementById("myCanvasLine");
var cxt=c.getContext("2d");
cxt.moveTo(10,10);
cxt.lineTo(150,50);
cxt.lineTo(10,50);
cxt.stroke();
</script>
<canvas id="myCanvasarc" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script type="text/javascript">
var c=document.getElementById("myCanvasarc");
var cxt=c.getContext("2d");
cxt.fillStyle="#FF0000";
cxt.beginPath();
cxt.arc(70,18,15,0,Math.PI*2,true);
cxt.closePath();
cxt.fill();
</script>
<canvas id="myCanvasJianbian" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script type="text/javascript">
var c=document.getElementById("myCanvasJianbian");
var cxt=c.getContext("2d");
var grd=cxt.createLinearGradient(0,0,175,50);
grd.addColorStop(0,"#FF0000");
grd.addColorStop(1,"#00FF00");
cxt.fillStyle=grd;
cxt.fillRect(0,0,175,50);
</script>
<canvas id="myCanvasflower" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script type="text/javascript">
var c=document.getElementById("myCanvasflower");
var cxt=c.getContext("2d");
var img=new Image()
img.src="flower.jpg"
cxt.drawImage(img,0,0);
</script>
<script type="text/javascript">
localStorage.lastname="Smith";
document.write(localStorage.lastname);
</script>
<script type="text/javascript">
if (localStorage.pagecount)
{
localStorage.pagecount=Number(localStorage.pagecount) +1;
}
else
{
localStorage.pagecount=1;
}
document.write("Visits "+ localStorage.pagecount + " time(s).");
</script>
<script type="text/javascript">
sessionStorage.lastname="Smith";
document.write(sessionStorage.lastname);
</script>
<script type="text/javascript">
if (sessionStorage.pagecount)
{
sessionStorage.pagecount=Number(sessionStorage.pagecount) +1;
}
else
{
sessionStorage.pagecount=1;
}
document.write("Visits "+sessionStorage.pagecount+" time(s) this session.");
</script>
</body>
</html>
运行结果如图：
![]()
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posted on 2011-11-28 16:41 xieguang133 阅读(153) 评论(0) 收藏 举报
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