tldr/pages/common/exrex.md

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# exrex
> Generate all/random matching strings for a regular expression.
> It can also simplify regular expressions.
> More information: <https://github.com/asciimoo/exrex>.
- Generate all possible strings that match a regular expression:
`exrex '{{regular_expression}}'`
- Generate a random string that matches a regular expression:
`exrex --random '{{regular_expression}}'`
- Generate at most 100 strings that match a regular expression:
`exrex --max-number {{100}} '{{regular_expression}}'`
- Generate all possible strings that match a regular expression, joined together by a custom delimiter string:
`exrex --delimiter "{{, }}" '{{regular_expression}}'`
- Print count of all possible strings that match a regular expression:
`exrex --count '{{regular_expression}}'`
- Simplify a regular expression:
`exrex --simplify '{{ab|ac}}'`
- Print eyes:
`exrex '{{[oO0](_)[oO0]}}'`
- Print a boat:
`exrex '{{( {20}(\| *\\|-{22}|\|)|\.={50}| ( ){0,5}\\\.| {12}~{39})}}'`