linux shuf
本帖最后由 古月不傲 于 2020-10-7 10:07 编辑generate random permutations
synopsis:
shuf ...
shuf -e ... ...
shuf -i LO-HI …
description：
Write a random permutation of the input lines to standard output.
With no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-e, --echo
treat each ARG as an input line
-i, --input-range=LO-HI
treat each number LO through HI as an input line
-n, --head-count=COUNT
output at most COUNT lines
-o, --output=FILE
write result to FILE instead of standard output
--random-source=FILE(I also don't understand how to use this parameter. If anyone knows, please let me know.)
get random bytes from FILE
-r, --repeat
output lines can be repeated(In other words, output contents continually and random permutations on the standard output.)
-z, --zero-terminated
line delimiter is NUL, not newline
--help display this help and exit
--version
output version information and exit
有中文解释吗
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