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Magical tied scalars

by brian d foy

development
tie
scalar
callback
cycle
mastering_perl

Subvert and simplify code with tied scalars

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Perl references: create, dereference and debug with confidence

by David Farrell

development
variable
scalar
array
hash
reference
old_site

Learn enough to be dangerous with one of Perl's most powerful features

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Upgrade your list printing using field separator variables

by David Farrell

development
string
variable
scalar
array
syntax
old_site

A typical way to print every element of an array in Perl is using a foreach loop:

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