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Answers and rating deltas for
How to check whether variable is null or not in PHP
| Author | Votes | Δ |
|---|---|---|
| raina77ow | 6 | +0.26 |
| Ponting | 0 | -0.70 |
| Source | 0 | -0.64 |
| Praburam S | 0 | -0.78 |
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