PCLZIP_OPT_ADD_PATH

This argument gives the ability to insert a path while files are extracted or archived. This will allow to archive the file 'file.txt' with the path 'backup/file.txt', or extract the file 'data/file.txt' with path 'folder/data/file.txt'.
The value is a single file path string.

      $list = $archive->create("file.txt,image.gif",
                               PCLZIP_OPT_ADD_PATH, "backup"); 

This argument can be used with 'create()', 'add()' and'extract()' methods.