假设Dim a As String, b As String最简单直观的方法就是:1、如果要区分大小写: If a = b Then MsgBox "相等" Else MsgBox "不相等哦"2、不区分大小写: If UCase(a) = UCase(b) Then MsgBox "相等" Else MsgBox "不相等哦"
Dim a As String = "s"Dim b As String = "p"If a=b Then.....Else....