With ordinary search methods, you have to be more exact with what you are searching for because you can only ask it to look for an exact series of characters, rather than a pattern. Patterns of certain kinds of characters, for instance you can look only for email addresses that fit the pattern of needing to know all the names you’d be looking for, all the school names or even all the numbers.Specific kinds of characters like capital letters, lowercase letters, numbers, numbers within a certain range.Specific characters only within a word or only at the end of a word – searching for *cat will find you bearcat but not category, cat* will find you category but not bearcat.Specific terms like a regular search – cat finds cat.This means that by using combinations of characters, wildcards and other symbols it can be used to look for the following and more: Regular expressions (also called regex) is a method supported by many programming languages and text editors that allows you to not only search for certain exact keywords or phrases but also for certain patterns of characters within a text. Information Visualization & Digital Exhibit Creation Toggle Dropdown.

Using NodeXL for Twitter Networks or Manually Entering Data.Making a Network Analysis From Unstructured Text with Palladio.Visualizing Point Data on a Map in ArcGIS.Visualizing Regional Data on A Map in ArcGIS.Organizing and Cleaning Your Data With Google Sheets.Using Regular Expressions in a Text Editor.

Notepad++ regular expression examples