Sep 052010
Filter a list using grep in Perl
Answer:
The Perl's grep function is very useful for list filtering.
E.g. Array filtering
my @new = grep {$_ > 1} (1,2,3);
# @new contains 2, 3 only
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Filter a list using grep in Perl
Answer:
The Perl's grep function is very useful for list filtering.
E.g. Array filtering
my @new = grep {$_ > 1} (1,2,3);
# @new contains 2, 3 only
