Syntax error How does “do something OR DIE()” work in Perl?

How does “do something OR DIE()” work in Perl?

The die() function can be used to stop the script and can be used to display a message to the end user. It can be used at the right side of the OR ( || ) operator and at left side can be any expression like the eval() function.

Case 1 − Using die() function with no parameter

die() Function no Parameter

The following is the output.

die() function Output

Now we can use $! to print the error number and a message to the user in the die() function.

Case 2 − Use of $! in the die() function

$ die() Function

The following is the output.

$ die() function Output

Case 3 − Display some message to the end user with the die() function

die() Function

The following is the output.

die() function Output
Updated on: 2019-07-30T22:30:23+05:30

5K+ Views

Kickstart Your Career

Get certified by completing the course

Get Started
Advertisements