BOL: Find the number of each 2 consecutive characters AA, AC,AG,AT,CC,CA... with Perl

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Jit
Find the number of each 2 consecutive characters AA, AC,AG,AT,CC,CA... with Perl

Find the number of each 2 consecutive characters AA, AC,AG,AT,CC,CA... with Perl

By Jit 3114 days ago

#!/usr/bin/perl -w

use strict;

my $subject = "AACGTACTGACGTACTGGTTGGTACGA";
my %results = ();
while ($subject =~ m/[ACTG][ATGC]/g) {
    # matched text = $&
        if(exists $results{$&})
        {
            $results{$&}++ 
        }
        else
        {
            $results{$&} = 1;
        }
}

foreach (sort keys %results) {
    print "$_ : $results{$_}\n";
  }