<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <canvas id="canvas" style="margin:0 auto;border:1px #ddd solid;"> The current browser does not support Canvas, can replace the browser a try! </canvas> <script> window.onload = function(){ var canvas = document.getElementById('canvas'); canvas.width = 800; canvas.height = 800; if(canvas.getContext('2d')){ var context = canvas.getContext('2d'); // begin var backgroundImage = new Image(); backgroundImage.src = "img/1.png"; backgroundImage.onload = function(){ var pattern = context.createPattern(backgroundImage,'repeat'); context.fillStyle = pattern; context.fillRect(0,0,canvas.width,canvas.height) } }else{ alert('当前游览器不支持Canvas，请更换游览器后再试！'); } } </script> </body> <script> /*总结 //填充图片 createPattern(img,repeat-style) repeat-style: repeat-x repeat-y repeat no-repeat //填充canvas createPattern(canvas,repeat-style) //填充video createPattern(video,repeat-style) */ </script> </html>