TRUE(1) User Commands TRUE(1)

true, false - provide truth values

true

false

The true utility does nothing, successfully. The false utility 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.

See attributes(7) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
Interface Stability Standard

sh(1), attributes(7), standards(7)

February 1, 1995 OmniOS