#!/usr/bin/perl # [[[ HEADER ]]] use RPerl; use strict; use warnings; our $VERSION = 0.001_000; # [[[ CRITICS ]]] ## no critic qw(ProhibitUselessNoCritic ProhibitMagicNumbers RequireCheckedSyscalls) # USER DEFAULT 1: allow numeric values & print operator # [[[ OPERATIONS ]]] my integer $open_success = open my filehandleref $HOWDY, '>', '/tmp/howdy'; if ( not $open_success ) { croak 'ERROR: Failed to open file /tmp/howdy for writing, croaking'; } my integer $print_success = ( print {$HOWDY} 23, 32, 42 ); if ( not $print_success ) { croak 'ERROR: Failed to write to file /tmp/howdy, croaking'; } if ( not close $HOWDY ) { croak 'ERROR: Failed to close file /tmp/howdy after writing, croaking'; }