TEE(1) General Commands Manual TEE(1)

tee - Copy standard input to each FILE, and also to standard output.

tee [OPTION]... [FILE]...

Copy standard input to each FILE, and also to standard output.

Print help
append to the given FILEs, do not overwrite
ignore interrupt signals (ignored on non-Unix platforms)
set write error behavior (ignored on non-Unix platforms)
set write error behavior

Possible values:

  • warn: produce warnings for errors writing to any output
  • warn-nopipe: produce warnings for errors that are not pipe errors (ignored on non-unix platforms)
  • exit: exit on write errors to any output
  • exit-nopipe: exit on write errors to any output that are not pipe errors (equivalent to exit on non-unix platforms)
Print version
[file]

If a FILE is -, it refers to a file named - .

v(uutils coreutils) 0.11.0

2026-09-01