convert string to int in vba code example

Example: excel-vba make integer

Public Function MakeInteger%(LoByte As Byte, HiByte As Byte)
  If HiByte And &H80 Then
    MakeInteger = ((HiByte * &H100&) Or LoByte) Or &HFFFF0000
  Else
    MakeInteger = (HiByte * &H100) Or LoByte
  End If
End Function