返回或设置指定线条末尾的箭头头部的长度。可读写。MsoArrowheadLength 类型。
| MsoArrowheadLength 可以是下列 MsoArrowheadLength 类型常数之一。 | 
| msoArrowheadLengthMedium | 
| msoArrowheadLengthMixed | 
| msoArrowheadLong | 
| msoArrowheadShort | 
expression.EndArrowheadLength
expression 必选。该表达式返回“应用于”列表中的对象之一。
本示例在 myDocument 中添加一条线。在该线的开始点有一个短而窄的椭圆,在结束点有一个长而宽的三角形。
Set myDocument = ActivePresentation.Slides(1)
With myDocument.Shapes.AddLine(100, 100, 200, 300).Line
    .BeginArrowheadLength = msoArrowheadShort
    .BeginArrowheadStyle = msoArrowheadOval
    .BeginArrowheadWidth = msoArrowheadNarrow
    .EndArrowheadLength = msoArrowheadLong
    .EndArrowheadStyle = msoArrowheadTriangle
    .EndArrowheadWidth = msoArrowheadWide
End With