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30 lines
683 B
Perl
30 lines
683 B
Perl
#!/usr/bin/perl
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use warnings;
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use strict;
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sub list_files {
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die "Function called in void context" unless defined wantarray;
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my $path = shift;
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return unless defined $path;
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chomp $path;
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$path.='/*' unless $path =~/\*/;
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my @files = glob $path;
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return wantarray?@files:\@files;
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}
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my $path = $ARGV[0] || print("Enter Path: ") && <>;
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# call subroutine in list context
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print "Get files as list:\n";
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my @files = list_files($path);
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foreach (sort @files) {
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print "\t$_\n";
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}
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# call subroutine in scalar context
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print "Get files as scalar:\n";
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my $files = list_files($path);
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foreach (sort @{$files}) {
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print "\t$_ \n";
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} |