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 Tips and short articles on this subject Finding words and work boundaries (MySQL, Perl, PHP)Regular expression for 6 digits OR 25 digits Replacing the last comma with an and A taster PHP expression ... Ignore case in Regular Expression Matching within multiline strings, and ignoring case in regular expressions Well House Consultants
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As well as matching a pattern, a regular expression can be used to filter out part of a string. This is a very powerful feature, but then you'll also need to learn about capture brackets, sparse and greedy matches, modifiers and more.
This topic is presented on public course Regular Expressions Examples from our training material
Background information
You may download this module as a sample of our material
Topics covered in this module
Perl - matches and substitutes
PHP - the ereg functions and the preg functions Tcl - standard and extended regular expressions Java - Pattern and Match classes in java.util.regex MySQL - the REGEXP and RLIKE clauses Complete learning
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