Object Orientation and General technical topics - What are Regular Expressions?

Object Orientation and General technical topics module Q801

What are Regular Expressions?

Exercises, examples and other material relating to training module Q801. This topic is presented on public course Regular Expressions

Regular Expressions - training course - Making the most of Pattern Matching

Regular Expressions - Making the most of Pattern Matching Regular expressions are probably the most powerful pattern matching tools that is available. ...

http://www.wellho.net/course/refull.html [course]

Pattern Matching - a primer on regular Expressions

div class= introsubheads PATTERN MATCHING (OR HOW TO DO A LOOK LIKE) BR /div You can test a string against a pattern (known as a REGULAR EXPRESSION ...

http://www.wellho.net/solutions/php-patt ... sions.html [longer article]

Regular Express Primer

Over the years I've been teaching people about Regular Expressions, I've learnt what does and doesn't work in such tuition. A casual question I saw yesterday ...

http://www.wellho.net/mouth/1195_Reg ... rimer.html [short article]

Regular expressions are used when you want to test whether a string of text matches a particular pattern, and if it does match that pattern you want to extract elements of the match, also known as "interesting bits".

This topic is presented on public course Regular Expressions

Examples from our training material

mare	Some Advanced Regular Expression handling (Perl)

Pictures

Regular Expressions - a brief history

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

What are regular expressions?.
Why use regular expressions?.
Regular expression flavours - regular, Perl, POSIX, variants.
What are the alternatives?.
String manipulation functions.
Globbing.
Grammars.
Tokenizers.
Combinations.

Complete learning

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