Create a temporary file or directory. More information: https://man.openbsd.org/mktemp.1.
mktemp
$TMPDIR is not set (the default is platform-dependent, but usually /tmp):mktemp -p {{/path/to/tempdir}}
Xs are replaced with random alphanumeric characters):mktemp {{/tmp/example.XXXXXXXX}}
mktemp -t {{example.XXXXXXXX}}
mktemp -d