Introduction to Perl

Perl is a high-level, general-purpose programming language known for its text processing capabilities.

Key Features:

• Excellent text processing
• Regular expressions built-in
• CPAN (vast module repository)
• Flexible syntax
• Cross-platform

Hello World:

print "Hello, Perl!\n";

Variables:

my $scalar = "Hello";    # Scalar (single value)
my @array = (1, 2, 3);   # Array
my %hash = (             # Hash (key-value pairs)
  name => "Perl",
  age => 37
);