System - run a system command and check the result
use System "command, verbose, errors"; sys qw(ls -al);
The sys function runs a system command, checks result, and comments on it.
To install Devel::Cover, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Devel::Cover
CPAN shell
perl -MCPAN -e shell install Devel::Cover
For more information on module installation, please visit the detailed CPAN module installation guide.