'宣言 Public Shared Function Substract( _ ByVal sz1 As SizeD, _ ByVal sz2 As SizeD _ ) As SizeD
'使用法 Dim sz1 As SizeD Dim sz2 As SizeD Dim value As SizeD value = SizeD.Substract(sz1, sz2)
public static SizeD Substract( SizeD sz1, SizeD sz2 )
SizeD 構造体 SizeD メンバ