Questions about this topic? Sign up to ask in the talk tab.

Perl/Basics/Variables and Data Types/Scalars

From NetSec
Jump to: navigation, search

Scalars in perl are prefixed with a $. A scalar may contain any string, integer, or floating point value. It may also contain a reference pointer. An example declaration:

<syntaxhighlight lang="perl">my $message = "Hello world!\n"; print $message;</syntaxhighlight>