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Answers and rating deltas for
How can I have optional matches in a Perl regex?
| Author | Votes | Δ |
|---|---|---|
| Gumbo | 4 | +0.85 |
| Sinan Ünür | 1 | +1.37 |
| whatsisname | 1 | +1.65 |
| Tomalak | 0 | -0.90 |
| jjxtra | 0 | -2.59 |
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