NAME File::Common - List files that are found in {all,more than one} directories VERSION This document describes version 0.003 of File::Common (from Perl distribution File-Common), released on 2019-04-16. SYNOPSIS use File::Common qw(list_common_files); my $res = list_common_files( dirs => ["dir1", "dir2"], # min_occurrence => 2, # optional, the default if unset is to return files that exist in all dirs ); Given this tree: dir1/ file1 sub1/ file2 file3 dir2/ file2 sub1/ file3 file3 file4 Will return: ["file1", "sub1/file3"] DESCRIPTION FUNCTIONS list_common_files Usage: list_common_files(%args) -> any List files that are found in {all,more than one} directories. This routine lists files that are found in all specified directories (or, when "min_occurrences" option is specified, files that are found in at least a certain number of occurrences. Note that only filenames are compared, not content/checksum. Directories are excluded. This function is not exported by default, but exportable. Arguments ('*' denotes required arguments): * detail => *bool* Whether to return detailed result per file. If set to true, instead of an array of filenames: ["file1", "file2"] it will instead return a hash with filename as key and another hash containing detailed information: { "file1" => { dirs => ["dir1", "dir2"], # in which dirs the file is found }, "file2" => { ... }, } * dirs* => *array[dirname]* * min_occurrence => *posint* Return value: (any) HOMEPAGE Please visit the project's homepage at . SOURCE Source repository is at . BUGS Please report any bugs or feature requests on the bugtracker website When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature. SEE ALSO File::Find::Duplicate AUTHOR perlancar COPYRIGHT AND LICENSE This software is copyright (c) 2019 by perlancar@cpan.org. This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.