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An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Correct PHP code to check if a variable exists
| Author | Votes | Δ |
|---|---|---|
| Ross | 22 | +1.63 |
| Oliver Charlesworth | 2 | -1.20 |
| Petr Hurtak | 0 | 0.00 |
| Joshwaa | 0 | -3.41 |
| Sophivorus | 0 | 0.00 |
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