在HTML5 Canvas上绘制虚线?

I would like to draw some dashed lines on HTML5 canvas. But I couldn't find there is such a feature. the canvas path could only draw solid lines. And people have tried to use some border feature (dotted, dashed) in CSS to draw dashed lines, but they could only be horizontal or vertical. So I got stuck on this. I also found a library called I would like to draw some dashed lines on HTML5