Regular expression – Wikipedia, the free encyclopedia – In theoretical computer science and formal language theory , a regular expression (abbreviated regex or regexp) and sometimes called a rational expression is a ……

Regular Expressions Reference – Regular Expressions Reference. The regular expressions reference on this website functions both as a reference to all available regex syntax and as a comparison of ……

POSIX Basic and Extended Regular Expressions – Explains the two regex flavors defined in the POSIX standard: Basic Regular Expressions and Extended Regular Expressions…

Regular Expressions – Welcome to The Grymoire! – Repeating character sets with * The third part of a regular expression is the modifier. It is used to specify how may times you expect to see the previous character set….

A complete guide on Regular expressions in QTP (UFT) . Learn what is a regular expression, where are they used in QTP and some common examples….