tee-replicates the standard output

tee ”replicates the standard output

 tee [ ai ] [ filename ] 

tee copies the standard input to the standard output and one or more files, as in lstee outfile . Output goes to screen and to outfile .

Example A.58.

 date  tee nowfile 

EXPLANATION

The output of the date command is displayed on the screen and also stored in nowfile .