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Answers and rating deltas for
In PHP, what does the ${$ } syntax do?
| Author | Votes | Δ |
|---|---|---|
| Niet the Dark Absol | 4 | +0.72 |
| Zsolt Szilagyi | 2 | +0.27 |
| hakre | 2 | -0.39 |
| KdgDev | 0 | -2.88 |
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