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Answers and rating deltas for
How do I pass a variable as first argument to a subroutine only if it is defined?
| Author | Votes | Δ |
|---|---|---|
| ysth | 7 | +1.14 |
| mu is too short | 2 | -0.38 |
| Dave Sherohman | 2 | -0.07 |
| tadmc | 1 | -1.84 |
| kixx | 0 | -3.70 |
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