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                # 案例2:fillRect()繪制矩形 ![](https://img.kancloud.cn/97/18/9718179c7dc1e9c62a995a4152994d84_236x160.png) 相關代碼如下: ~~~ <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>canvas</title> </head> <body> <canvas id="myCanvas" width="300" height="400"> 您的瀏覽器不支持 HTML5 canvas 標簽。 </canvas> <script> var c = document.getElementById('myCanvas'); var ctx = c.getContext("2d"); ctx.fillRect(20, 20, 150, 100); //繪制矩形并填充 </script> </body> </html> ~~~ >fillRect()語法: context.fillRect(x, y, width, height); 可以用 `fillStyle` 屬性來設置用于填充繪圖的顏色、漸變或模式。
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