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Answers and rating deltas for
How to check element have or not have before declare var using javascript?
| Author | Votes | Δ |
|---|---|---|
| Joseph | 0 | -0.30 |
| Alok Ranjan | 0 | +0.18 |
| frogatto | 0 | +0.26 |
| Sdghasemi | 0 | +0.18 |
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