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I am practicing RegEx in PHP. Why doesn't this simple regExp work?
| Author | Votes | Δ |
|---|---|---|
| anubhava | 1 | -0.19 |
| web-nomad | 1 | +0.46 |
| Ruben Giaquinto | 1 | +1.51 |
| dcapilla | 0 | -3.71 |
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