true man page
true — do nothing, successfully
true [ignored command line arguments]
Exit with a status code indicating success.
display this help and exit
output version information and exit
NOTE: your shell may have its own version of true, which usually supersedes the version described here. Please refer to your shell's documentation for details about the options it supports.
Written by Jim Meyering.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report true translation bugs to <http://translationproject.org/team/>
Copyright © 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
Full documentation at: <http://www.gnu.org/software/coreutils/true>
or available locally via: info '(coreutils) true invocation'