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my $pattern = '(\s*\w+\s+\d{2}\s\d{4}) | (Release\s+\d+\.\d+)'; while(<LOG>) { print $1 if($_ =~ /($pattern)/x ); }
my $pattern = '(\s*\w+\s+\d{2}\s\d{4})|(Release\s+\d+\.\d+)'; while(<LOG>) { print $1 if($_ =~ /($pattern)/ ); }