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[[Category:OPS102]]<!-- {{Chris Tyler Draft}} -->'''Regular Expressions''' are search patterns for "Regular Text". They are used by many different tools and languages, including the Linux grep command, the Windows findstr command, less, vi/vim, sed, awk, perl, python, and many others.
== Video Lecture ==
* [https://seneca-my.sharepoint.com/:v:/g/personal/chris_tyler_senecacollege_ca/EUGN0BHIlzlCmrjXwZgYdSQBoJvWjX9wwfDZKFKS9sGXVg?e=hSdhas Video Lecture on Regular Expressions]
Recommendations:
* Take notes
* Use the lecture speedup control if desired (1.2x is a good setting)
* Use the lecture along with the notes on this page
== Why Use Regular Expressions? ==
