[Perl] 정규식으로 문자열 찾기

#!/usr/bin/perl -w

open(F, "cl.txt");

@strings = <F>;

sub getIssue
{
    foreach $line (@strings) {
        $lihttps://ko.perlmaven.com/matching-numbers-using-perl-regexne =~ s/^\s+//;
        $line =~ s/\s+$//;
        if ($line =~ /\[[I|i][S|s][S|s][U|u][E|e]\s*[#]*\]\s*([A-Za-z0-9_.\-]+)/) {
        $desc = $1;
        
        return $desc;
    }

    $desc;
};

$issue = &getIssue();

close(F);

.* 가 모든 문자.

참고 : https://ko.perlmaven.com/matching-numbers-using-perl-regex