FOLD(1) FOLD(1) fold - fold []... []... "-" -b, --bytes -s, --spaces -w, --width= 80 --help --version David MacKenzie GNU coreutils Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later . info '(coreutils) fold invocation' man man https://github.com/man-pages-zh/manpages- zh GNU coreutils 9.1 20229 FOLD(1)