sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvas_CanvasContext-setLineDashOffset

sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvas_CanvasContext-setLineDashOffset
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 方法参数/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 示例

title:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ CanvasContext.setLineDashOffset header:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ develop nav:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ api

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

解释：设置虚线偏移量的属性。

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 方法参数/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

Number/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ value

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ value参数说明/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ ：/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 偏移量，初始值为/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 0/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 。/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 示例

在开发者工具中预览效果

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 扫码体验

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 图片示例/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ sidebar:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvas_CanvasContext-setLineDashOffset - 图2

/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 代码示例/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/

:::codeTab

```/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ swan


/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 
```js
Page({
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ onReady:/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ function/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ ()/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ {
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ const/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ =/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ swan.createCanvasContext('myCanvas');
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext.beginPath();
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext.setLineDash([10,/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 20],/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 5);
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext.setLineDashOffset(400);
/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext.moveTo(10,/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 20);
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/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ /uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ canvasContext.moveTo(10,/uploads/projects/swan-docs/program-docs/docs/develop/api/show//uploads/projects/swan-docs/program-docs/docs/develop/api/show/ 100);
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});

:::