案例：html案例     状态：可编辑再运行    进入竖版
 运行结果　
​x
 
1
<!DOCTYPE HTML>
2
<html>
3
<body>
4
​
5
<canvas id="myCanvas" width="300" height="300" style="border:1px solid #c3c3c3;">
6
Your browser does not support the canvas element.
7
</canvas>
8
​
9
<script type="text/javascript">
10
​
11
var c=document.getElementById("myCanvas");
12
var cxt=c.getContext("2d");
13
var img=new Image()
14
img.src="/img/eg_flower.png"
15
cxt.drawImage(img,0,0);
16
​
17
</script>
18
​
19
</body>
20
</html>