The return command is not necessary when the return value is that of the last command executed.
If you want to change selection, open document below and click on "Move attachment"
Returning from a function - Linux Shell Scripting Tutorial - A Beginner's handbook utput ƒ(x). In computer a shell function name can take an input, $1 and return back the value (true or false) to the script. In other words, you can return from a function with an exit status . <span>Syntax The return command causes a function to exit with the return value specified by N and syntax is: return N If N is not specified, the return status is that of the last command. The return command terminates the function. The return command is not necessary when the return value is that of the last command executed. Example Create a shell script called isroot.sh as follows: #!/bin/bash # version 1.0 # Purpose: Determine if current user is root or not is_root_user(){ [ $(id -u) -eq 0 ] } # invoke th
Summary
status
not learned
measured difficulty
37% [default]
last interval [days]
repetition number in this series
0
memorised on
scheduled repetition
scheduled repetition interval
last repetition or drill
Details
No repetitions
Discussion
Do you want to join discussion? Click here to log in or create user.