The following constants are defined in the Visual Basic for Applications type library and can be used anywhere in your code in place of the actual values:
| Constant | Equivalent | Description |
| vbCrLf | Chr(13) + Chr(10) | Carriage return–linefeed combination |
| vbCr | Chr(13) | Carriage return character |
| vbLf | Chr(10) | Linefeed character |
| vbNewLine | Chr(13) + Chr(10) | Platform-specific new line character; whichever is appropriate for current platform |
| vbNullChar | Chr(0) | Character having value 0 |
| vbNullString | String having value 0 | Not the same as a zero-length string (""); used for calling external procedures |
| vbObjectError | -2147221504 | User-defined error numbers should be greater than this value. For example:Err.Raise Number = vbObjectError + 1000 |
| vbTab | Chr(9) | Tab character |
| vbBack | Chr(8) | Backspace character |
| vbFormFeed | Chr(12) | Not useful in Microsoft Windows |
| vbVerticalTab | Chr(11) | Not useful in Microsoft Windows |