solaris Man Page: true(1)

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true(1) manual page Table of Contents

Name

true, false - provide truth values

true

false

SUNWcsu

true does nothing, successfully. false does nothing, unsuccessfully. They are typically used in a shell script sh as:

while true
do
command
done

which executes command forever.

true has exit status 0.

false always will exit with a non-zero value.