| Visual Basic Scripting Edition | Language Reference |
These constants are only available when your project has an explicit reference to the appropriate type library containing these constant definitions. For VBScript, you must explicitly declare these constants in your code.
| Constant | Value | Description |
|---|---|---|
| ForReading | 1 | Open a file for reading only. You can't write to this file. |
| ForWriting | 2 | Open a file for writing. If a file with the same name exists, its previous contents are overwritten. |
| ForAppending | 8 | Open a file and write to the end of the file. |
Comparison Constants | DriveType Constants | File Attribute Constants | SpecialFolder Constants | Tristate Constants