chgrp Changes file group &reftitle.description; boolchgrp stringfilename mixedgroup Attempts to change the group of the file filename to group. Only the superuser may change the group of a file arbitrarily; other users may change the group of a file to any group of which that user is a member. &reftitle.parameters; filename Path to the file. group A group name or number. &reftitle.returnvalues; &return.success; &reftitle.examples; ]]> &reftitle.notes; ¬e.no-remote; ¬e.sm.uidcheck; &reftitle.seealso; chown chmod