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Programming-Idioms

History of Idiom 117 > diff from v13 to v14

Edit summary for version 14 by :
[Perl] typo
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Version 13

2016-02-16, 16:13:30

Version 14

2016-02-16, 16:13:51

Idiom #117 Get list size

Set n to the number of elements of list x.

Idiom #117 Get list size

Set n to the number of elements of list x.

Code 
my $N = @;
Code 
my $N = @x;
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I like to be more explicit, using $N = scalar @x; but some people consider that overly verbose.
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I like to be more explicit, using $N = scalar @x; but some people consider that overly verbose.