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Calculate alignment length from CIGAR string (perl, subroutine)
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| sub cigarlen { | |
| my $cigar = shift; | |
| my @c = $cigar =~ /\d+[MI=X]/g; | |
| my $len = 0; | |
| foreach my $i (@c) { | |
| $i =~ /(\d+)[MI=X]/; | |
| $len += $1; | |
| } | |
| return $len; | |
| } |
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