SUM(1) >>>>> SUM(1)
>>
sum - >>>>>>>>>>>>
>>
sum [>>]... [>>>>]...
>>
>>>>> BSD>16>>>>>>
>>>>>>>>>>>>>>>>"-">>>>>>>>>>
-r >> BSD >>>>>>>>>>>>>> 1K
>>>
-s, --sysv
>> System V >>>>>>>> 512 >>>>>>
--help >>>>>>>>>>
--version
>>>>>>>>>
>>
> Kayvan Aghaiepour > David MacKenzie >>>
>>>>
GNU coreutils >>>>>>
>>
>>>>>>>
>>
Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU
GPL version 3 or later .
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>>
>>>>>>>
>>>>>>>> info '(coreutils) sum invocation'
>
>>>>>>>>> man >>>>>>>>
>> man >>>>>>https://github.com/man-pages-zh/manpages-
zh
GNU coreutils 9.1 2022>9> SUM(1)