Private Sub Form_Load()Dim back As String, dname As Stringdname = "abc"back = "*" & dname & "*.*"MsgBox backEnd Subabc要用双引号括起来,表示他是一个字符串,而不是一个变量。
Dim Back As String, Dname As StringDname = "abc"Back = "*" & Dname & "*.*"