StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What PCRE will deliver a sub-string if present, else null?
| Author | Votes | Δ |
|---|---|---|
| Bohemian | 2 | +1.80 |
| Jon Ericson | 1 | -0.71 |
| dawg | 1 | -1.09 |
Last visited: May 1, 2015, 9:27:15 PM