ID(1) ID(1) id - print real and effective user and group IDs id []... []... Print user and group information for each specified USER, or (when USER omitted) for the current process. -a , -Z, --context -g, --group -G, --groups - -n, --name , -ugG -r, --real -, -ugG -u, --user -z, --zero , ; --help --version , . . coreutils: Copyright (C) 2023 Free Software Foundation, Inc. 3+: 3 . : . , . ,,info '(coreutils) id invocation'" ; 3 . . , - TODO <>. coreutils 9.4 2024 ID(1)