SLEEP(1) >>>>> SLEEP(1)
>>
sleep - >>>>>>>>>
>>
sleep >>[>>]...
sleep >>
>>
>>>>>>>>>>>
's'>>>>>>>>>>>>>>'m'>>>>'h'>>>>'d'
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
--help >>>>>>>>>>
--version
>>>>>>>>>
>>
> Jim Meyering > Paul Eggert >>>
>>>>
GNU coreutils >>>>>>
>>
>>>>>>>
>>
Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later .
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>
sleep(3)
>>>>>>>
>>>>>>>> info '(coreutils) sleep invocation'
>
>>>>>>>>> man >>>>>>>>
>> man >>>>>>https://github.com/man-pages-zh/manpages-
zh
GNU coreutils 9.1 2022>9> SLEEP(1)