The following example draws a line with an arrowhead at one end and a round cap at the other end.

下面的示例绘制一端为箭头线帽、另一端为圆形线帽的线条。

youdao

The following example draws a line with an arrowhead at one end and a round cap at the other end.

下面的示例绘制一端为箭头线帽、另一端为圆形线帽的线条。

youdao