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In Perl, numbers and strings are called scalars. Scalars that do not change during the lifetime of a program are known as constants or literals. Scalars that do change are known as variables. Operators do something with scalars, for example, add together the contents of two variables.
Literals/Constants
There are two types of literal:
* numeric literals, [...]

Open a text editor, for example, NotePad, and enter the following lines of code:
#!/usr/bin/perl -w
print “Monthly deposit: “; # prompt for input
$deposit=; # get input from keyboard
chomp $deposit; # remove the newline character from the end of the variable
print “Interest rate (3, 4, 5.5, etc): “; # prompt for input
$interest=; # get input from [...]

Perl programming language is a language which is ideal solution for creating dynamic web pages and also has the ability to perform system management task. Released in 1987, it was designed to provide efficiency and simplicity. There are many benefits in using Perl and this article will elaborate on that.
The first thing that comes [...]

The overall structure of Perl derives broadly from C. Perl is procedural in nature, with variables, expressions, assignment statements, brace-delimited blocks, control structures, and subroutines.
Perl also takes features from shell programming. All variables are marked with leading sigils, which unambiguously identify the data type (for example, scalar, array, hash) of the variable in context. [...]

With all of the available web hosting plans, now is the time to start building sites whether your goal is fun, education, profit or all of the above. The days of plain static HTML sites is past. Today’s servers feature access to programming languages and database capability to provide dynamic web pages with just [...]

Perl programming language is a language which is ideal solution for creating dynamic web pages and also has the ability to perform system management task. Released in 1987, it was designed to provide efficiency and simplicity. There are many benefits in using Perl and this article will elaborate on that.
The first thing that comes [...]

Like many web content authors, over the past few years I’ve had many occasions when I’ve needed to clean up a bunch of HTML files that have been generated by a word processor or publishing package. Initially, I used to clean up the files manually, opening each one in turn, and making the same [...]