Syntax of tee command

tee [option] [file]

tee command options

To get help with tee command and display all options available for tee command use tee --help command.

tee --help

tee --version

tee command usage with examples

free | tee memory.txt

Here I am using tee command pipe with free command and output of free command will be copied into memory.txt file.

By default, tee command overwrites the file. Using tee command with -a option do not overwrite the file but append it to the given file.

I am using tee command pipe with wc command. wc command is used for count number of lines, words and bytes count of a file. Here wc memory.txt | tee -a memory.txt display

wc memory.txt | tee -a memory.txt

date | tee -a date.txt memory.txt

free | tee date.txt

echo learning tee command with programbr | tee -a date.txt

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