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画布 stroke() 方法

❮ 画布参考

示例

绘制一个字母 L 形状的路径 - 以红色显示

您的浏览器不支持 HTML5 画布标签。

JavaScript

const canvas = document.getElementById("myCanvas");
const ctx = canvas.getContext("2d");

ctx.beginPath();
ctx.moveTo(20, 20);
ctx.lineTo(20, 100);
ctx.lineTo(70, 100);
ctx.strokeStyle = "red";
ctx.stroke();
亲自尝试 »

描述

The stroke() 方法绘制当前路径。

默认的 strokeStyle 为 #000000(纯黑色)。

另请参阅

beginPath() 方法(开始一条新路径)

closePath() 方法(关闭当前路径)

moveTo() 方法(将路径移动到一个点)

lineTo() 方法(向路径添加一条线)

fill() 方法(填充当前路径)


语法

context.stroke()

参数

返回值


浏览器支持

<canvas> 元素是 HTML5 标准(2014 年)。

stroke() 在所有现代浏览器中都受支持

Chrome Edge Firefox Safari Opera IE
9-11

❮ 画布参考
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