Created
June 28, 2015 21:18
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state and say features from perl 5.10...
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| use feature qw(state say); | |
| sub counter { | |
| state $a = 0; | |
| return ++$a; | |
| } | |
| say counter; # => 1 | |
| say counter; # => 2 | |
| say counter; # => 3 |
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