<html lang="zh">
<head>
<meta charset="UTF-8">
<title>线条的连接</title>
</head>
<body>
<div id="canvas-warp">
<canvas id="canvas" style="border: 1px solid #aaaaaa; display: block; margin: 50px auto;">
你的浏览器居然不支持Canvas？！赶快换一个吧！！
</canvas>
</div>
<script>
window.onload = function(){
var canvas = document.getElementById("canvas");
canvas.width = 800;
canvas.height = 600;
var context = canvas.getContext("2d");
context.beginPath();
context.moveTo(100,100);
context.lineTo(300,300);
context.lineTo(100,500);
context.lineJoin = "miter";
context.lineWidth = 20;
context.strokeStyle = "red";
context.stroke();
context.beginPath();
context.moveTo(300,100);
context.lineTo(500,300);
context.lineTo(300,500);
context.lineJoin = "bevel";
context.lineWidth = 20;
context.strokeStyle = "blue";
context.stroke();
context.beginPath();
