# var

The var file is a pseudo file that maps to the user’s TCL
shell variables.

The var driver (most easily used via the var file in the
dm account) provides access to TCL shell variables via a file interface.

## See also

- [@ shell variable](https://d3codex.com/tcl/shell-variable/)
- [OSFI](https://d3codex.com/definitions/osfi/)
- [penv command](https://d3codex.com/tcl/penv-command/)
- [set command](https://d3codex.com/tcl/set-command/)
- [unset command](https://d3codex.com/tcl/unset-command/)
- [var File](https://d3codex.com/systemfiles/var-file/)

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Source: https://d3codex.com/definitions/var/ - part of the D3Codex reference.