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Answers and rating deltas for
php codeIgniter how to return null when the array is empty?
| Author | Votes | Δ |
|---|---|---|
| Sougata Bose | 5 | +0.48 |
| Sateesh D | 2 | +1.33 |
| Harigovind R | 1 | -1.18 |
| shankar kumar | 0 | -4.02 |
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