Contrasting Single and Double Quotes in Perl
To summarize the main difference between single and double quotation marks: Single quotation marks do not interpret, and double quotation marks do. That is, if you put something in single quotation marks [more…]
Understanding Perl Strings
Text items in Perl are called strings. A string is zero or more characters put together in a single chunk. A character is anything that you can type, such as letters, digits, punctuation, and spaces. Strings [more…]
Avoiding Common Oversights in Perl
Entering a typo or two during the course of writing a Perl program is not uncommon. But when you attempt to run a program containing a text-entry slip-up, Perl usually becomes confused and tells you so [more…]
Examining Perl's Pluses for Programming
As programming languages go, Perl scores kudos for being easy to learn and easy to use. After studying just the basics of the language, you can write a small Perl program designed to do a simple task. [more…]
