VB-获取某字符在其中出现的次数

 '方法1：
         Dim str As String
         str = ""
         MsgBox(UBound(Split(str, "")))  

 '方法2：
         Dim n&, j&
         j =
         n = InStr(, text1.Text, "/ITEMNAME")
         While n <>
             n = InStr(n + , text1.text, text2.text)
             j = j +
         Wend
         Print(j)

 '方法3：
 '调用 strCount(TextBox8.Text, "/ITEMNAME")

     Function strCount(ByVal strA As String, ByVal strB As String) As Long
         Dim lngA As Long
         Dim lngB As Long
         Dim lngC As Long
         lngA = Len(strA)
         lngB = Len(strB)
         lngC = Len(Replace(strA, strB, ""))
         strcount = (lngA - lngC) / lngB
         MsgBox(strCount)

     End Function