return command is used to exit from a shell function. It takes a parameter [N], if N is mentioned then it returns [N] and if N is not mentioned then it returns the status of the last command executed within the function or script. N can only be a numeric value.
Syntax:
return [N]
Example:
Note: echo $? is used to display the last return status.
Option:
-
return –help : It displays help information.