greatcas.blogg.se - Notepad++ regex cheat sheet

Length (…): Gives you the length of the text.

Right (…): Returns the first N characters of the string from the right.

Left (…): Returns the first N characters of the string from the left.

Contains (…): Searches for a substring within the main text.

Why Should I Learn RegEx?Īlteryx comes pre-built with some powerful string functions to allow you to conduct text parsing and manipulation. As a data analytics professional, possessing a fundamental understanding of RegEx can significantly improve your productivity and ability to perform various data transformation tasks for projects that involve text-based data.

It is a widely used method to identify if a pattern exists in a chunk of text, and it helps you extract that information if you need it.

A regular expression, also commonly known as RegEx (pronounced as /reh-JEKS/), is a powerful text-processing framework that uses a sequence of characters to define a search pattern.