xargs

Important flags¹:

flag	description
-d	algorithm for white space splitting
-P	run invocations in parallel
-n	how many arguments to pass the process

For whitespace splitting a couple options:

flag	description
(default)	split on words
-d $'\n'	split on lines
-0	unsafe data (null tokens)

• An Opinionated Guide to xargs
• Will trim white space when provided no arguments

Interpolate value

# place argument somewhere besides the end
  xargs -I{} cp {} ./dest

macOS Specific

Delimit by line

OUTPUT | tr '\n' '\0' | xargs -0 -n 1 -- echo "HELLO"

1. An Opinionated Guide to xargs. https://www.oilshell.org/blog/2021/08/xargs.html (2021).