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Answers and rating deltas for
What is the purpose of isNull()?
| Author | Votes | Δ |
|---|---|---|
| JAB | 3 | +2.16 |
| Dagg Nabbit | 2 | +0.24 |
| Niels Keurentjes | 2 | +0.06 |
| cookie monster | 1 | -3.55 |
| kba | 1 | -1.68 |
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