html/html5 案例 - W3xue在线HTML/CSS/JS运行工具

​x
 
<!DOCTYPE html>
<html>
<body>
​
<canvas id="myCanvas" width="300" height="150" style="border:1px solid #d3d3d3;">
Your browser does not support the HTML5 canvas tag.
</canvas>
​
<script>
​
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
​
ctx.font="20px Georgia";
ctx.fillText("Hello World!",10,50);
​
ctx.font="30px Verdana";
// Create gradient
var gradient=ctx.createLinearGradient(0,0,c.width,0);
gradient.addColorStop("0","magenta");
gradient.addColorStop("0.5","blue");
gradient.addColorStop("1.0","red");
// Fill with gradient
ctx.fillStyle=gradient;