Private Function array_push(source As Variant, destination As String, flag As Boolean) As String

    Dim Ary() As String
    Dim delimiter As String

    Select Case (flag)
       
        Case True  '選択地域文字列
            delimiter = " "
       
        Case False '選択地域
            delimiter = ":"
   
    End Select

    If InStr(source, destination) < 0 Then
        array_push = source
        Exit Function
    End If

    If Not IsNull(source) Then
        Ary = Split(source, delimiter)
        ReDim Preserve Ary(UBound(Ary) + 1) As String
        Ary(UBound(Ary)) = destination
        array_push = Join(Ary, delimiter)
        array_push = value_splice(array_push, ":")
        DoEvents
        array_push = repRecur(array_push, ":")
    Else
        array_push = destination
    End If

End Function