Filtering Lists

Dec 01
2008
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Ruby

arr = (1..10).to_a
arr.select{ |e| e % 2 != 0 }

Python

arr = range(1,11)
[e for e in arr if e % 2]

Perl

@arr = (1..10);
grep($_ % 2, @arr);
Written by Vidul in: Perl, Python, Ruby | Tags: ,

Lists and Values

Nov 30
2007
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Perl

($a, $b) = (1, 2);
@arr    = (1, 2);

Python

 a, b = 1, 2
arr = 1, 
arr = 1,2

Ruby

 a, b = 1, 2
arr  = 1, 2
arr  = 1,2, *[11,22] # the same as
arr  = [1,2, [11,22]].flatten
Written by Vidul in: Perl, Python, Ruby | Tags:

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