PPI::Prettify makes pretty-printing Perl code as HTML easy
Banish unsightly variable assignments with Method::Signatures
Add subroutine signatures to Perl
Upgrade your list printing using field separator variables
A typical way to print every element of an array in Perl is using a foreach loop:
Perl string functions - concatenate substring and split
Perl has many string functions, let’s take a look at a some of the most common ones: concatenate, substring and split.
New Features of Perl 5.14: Non-destructive Substitution
Perl 5.14 adds non-destructive substitution.