exit command

Synopsis

exit

Description

The exit command terminates a script started via the run or source command. If scripts are nested, only the innermost script is left.

=> env set inner 'echo entry inner; exit; echo inner done'
=> env set outer 'echo entry outer; run inner; echo outer done'
=> run outer
entry outer
entry inner
outer done
=>

When executed outside a script a warning is written. Following commands are not executed.

=> echo first; exit; echo last
first
exit not allowed from main input shell.
=>

Return value

$? is default set to 0 (true). In case zero or positive integer parameter is passed to the command, the return value is the parameter value. In case negative integer parameter is passed to the command, the return value is 0.