yes(1) — Commands
NAME
yes − Affirms repetitively
SYNOPSIS
yes [explication]
DESCRIPTION
The yes command repeatedly outputs y, or the locale’s equivalent of a y, or, if specified, explication. (The LC_MESSAGES variable determines the locale’s equivalent of y or n (for yes/no queries)).
The yes command is useful for providing continuous input to a program. Terminate output by pressing the Interrupt key sequence.
ENVIRONMENT VARIABLES
LC_CTYPEDetermines the behavior of character classes used in the extended regular expression defined for the yesexpr locale keyword in the LC_MESSAGES category.
LC_MESSAGESDetermines the locale for the processing of affirmative responses.
EXAMPLES
To delete all files in a directory (using the rm command) and automatically send an affirmative response to the request for confirmation, enter:
yes | rm -i ∗