Perl Array Variables

What is an Array Variable?

An array variable can be stated as a list of scalars, which can be a numbers and strings. An array variable can store many values. The difference between an array variable and a scalar variable is that array variable can store many values, while scalar variable can store a single value.

The first element of an array variable is referred as 0. Perl array variables start with a symbol "@".

perlarrayvariablescript1.pl

The complete Array Variable script

#!/usr/bin/perl

###############################################

# Author : Togotutor

# Description : Perl Array Variable Script

##############################################

print \"Content-type: text/html\\n\\n\";

@numbers = (1, 2, 3, 4); #Array variable numbers with assigned value as 1, 2, 3, 4

print \"@numbers[0]\\n\";

print \"@numbers[1]\\n\";

print \"@numbers[2]\\n\";

print \"@numbers[3]\\n\";

exit; #script will exit now
Code Formatted by ToGoTutor
                        

Output

1
2
3
4
                        

perlarrayvariablescript2.pl

The complete Array Variable script

#!/usr/bin/perl

###############################################

# Author : Togotutor

# Description : Perl Array Variable Script

##############################################

#!/usr/bin/perl

print \"Content-type: text/html\\n\\n\";

#Array variable colors with assigned value as blue, green, yellow

@colors = (\"blue\", \"green\", \"yellow\");

print \"@colors[1]\\n\";

exit; #script will exit now

Code Formatted by ToGoTutor
                        

Output

green

The above examples will give a basic idea on what is perl array variable and how to use it.

How to Link to This Page

To link to this page from your website, simply cut and paste the following code to your web page.

It will appear on your page as:

Perl Array Variable