"To find the size of an array you can you can do scalar(@a) which would return 3 originally and 4 after $a was set to 4;"
If you set $a, scalar(@a) should return 5. I think you meant $a.
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Others making s'mores by the fire in the courtyard of the Monastery:
(5)As of 2017-01-24 20:55 GMT