源代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>编程字典</title> </head> <body> <p>使用下面的图片:</p> <img id="scream" src="img/img_the_scream.jpg" alt="The Scream" width="220" height="277"> <p>Canvas 填充如下:</p> <canvas id="myCanvas" width="250" height="300" style="border:1px solid #d3d3d3;"> 你的浏览器不支持HTML5 canvas标记. </canvas> <p><button onclick="myCanvas()">试试</button></p> <script> function myCanvas() { var c = document.getElementById("myCanvas"); var ctx = c.getContext("2d"); var img = document.getElementById("scream"); ctx.drawImage(img,10,10); } </script> </body> </html>
运行结果