Foundations
Hello Perl
Start with a tiny Perl program that stores a name and prints a greeting.
Hello Perl
hello.pl
use strict;
use warnings;
my $name = ;
my $message = "Hello, $name!";
print "$message\n";
use strict;
use warnings;
my $name = ;
my $message = "Hello, $name!";
print "$message\n";
use strict;
use warnings;
my $name = ;
my $message = "Hello, $name!";
print "$message\n";
scalar variable
A scalar variable begins with `$` and stores one value, such as a string or number.