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 Tips and short articles on this subject Question on division (Java) - Also Perl, PHP, Python ...Some one line Perl tips and techniques Getting rid of variables after you have finished with them Well House Consultants
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Java ResourcesWell House Manor Resources Perl Resources Python Resources PHP Resources Object Orientation and General topics MySQL Resources Linux / LAMP / Tomcat Resources Well House Consultants Resources Extras Resources C and C++ Resources Ruby Resources Tcl/Tk Resources Web and Intranet Resources | Variables and Operations - Perl module P103
This module teaches you how to store information from one operation to the next in Perl, and how to perform calculations. It also teaches you how to read information in from the user so that you can use it in your calculations.
This topic is presented on public course Perl Programming Examples from our training material
Background information
Some modules are available for download as a sample of our material or under an Open Training Notes License for free download from http://www.training-notes.co.uk.
Topics covered in this module
Reading from the user.
More about variables. What are the rules for choosing a name for a variable?. How much information can a variable contain?. Do I have to tell Perl about a variable before I use it?. Can I reuse a variable?. Can I copy a variable?. The new line problem. How can I get rid of that new line character?. How do I do calculations?. Arithmetic operations. Several operations at the same time?. Can I change the order things are done within a statement?. Remember, comment it well. Better clear than concise!. Summary. Complete learning
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