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Answers and rating deltas for
What will be regex for checking alphnumeric dot dash and underschore using preg_match?
| Author | Votes | Δ |
|---|---|---|
| xdazz | 2 | +1.42 |
| Braj | 1 | -0.84 |
| Avinash Raj | 1 | -0.69 |
| Satish Sharma | 1 | +0.10 |
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