Skip to main content

* Digital Scholarship: Regular Expressions

What are Regular Expressions?

Regular Expressions (aka regex) are a commonly adopted syntax for find-and-replace features built into many text editing programs. While implementations of regex (and thus the available search operators) vary from program to program, by and large the syntax is the same.


Learning RegEx at UR

Call Numbers & Subjects

Call Numbers

  • QA76.9.T48 (Computer Science → Text Processing)


How do I get Regular Expressions?

Regular Expressions are available in a variety of text and script processing programs, including:

  • Bash command-line interface (CLI), and bash scripting
  • CLI-based text editors, such as emacs and vi
  • oXygen XML Editor
  • Macromates' TextMate, and Atom
  • Adobe InDesign