Install libdevel-strictmode-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libdevel-strictmode-perl
Description:
determine whether strict (but slow) tests should be enabled
Devel::StrictMode provides you with a constant `STRICT` which you can use to determine whether additional strict (but slow) runtime tests are executed by your code.
Homepage: https://metacpan.org/release/Devel-StrictMode
Version: 0.003-1
Section: universe/perl