NAME

CracTools::GFF::Annotation - Parse GFF lines.

SYNOPSIS

Usage:

use CracTools::GFF::Query;

# Creating the reader
my $gffQuery = CracTools::GFF::Query->new('annotations.gff');

my @annotations = $gffQuery->fetchByLocation('1',298345,'+');

foreach my $gff_line (@annotations) {
  my $annotation = CracTools::GFF::Annotation->new($gff_line);
  print "Gene_id : ",$annotation->attribute('gene_id'),"\n";
}

DESCRIPTION

CracTools::GFF::Annotataion is an object to parse and access GFF line's fields.

METHODS

new

Arg [1] : String - $line
          GFF line
Arg [2] : String - $format (optional) - default 'gff2'
          GFF format (gff2 or gff3)

Example     : my $annotation = CracTools::GFF::Annotation->new($gff_line);
Description : Create a new CracTools::GFF::Annotation object
              If a gff line is passed in argument, the line will be parsed
              and loaded.
ReturnType  : CracTools::GFF::Query
Exceptions  : none