StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to check if value is null and use old( ) function to keep data after validation page refresh?
| Author | Votes | Δ |
|---|---|---|
| Fateh Alrabeai | 2 | +3.75 |
| Md Azizur Rahman | 0 | -1.74 |
| Enrique Bermúdez | 0 | -2.01 |
Last visited: May 14, 2020, 3:16:00 AM