<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>每天一个JavaScript实例-canvas绘图</title>
<style>.canvas{width:600px;height:500px;}
</style><script>
window.onload = function(){var imgcanvas = document.getElementById("imgcanvas");if(imgcanvas.getContext){var ctx = imgcanvas.getContext('2d');ctx.fillStyle="rgba(255,0,0,.1)";ctx.strokeStyle = "#000";//第一个ctx.fillRect(0,0,100,100);ctx.strokeRect(0,0,100,100);//第二个ctx.fillRect(50,50,100,200);//第三个ctx.strokeRect(80,130,200,100);}
}
</script></head><body><canvas class="canvas" id = "imgcanvas">
<p>画布</p></canvas></body>
</html>
转载于:https://www.cnblogs.com/mfrbuaa/p/4082039.html
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