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Regular Expressions: Marking Up a Document with sed

Regular expressions can be especially powerful when paired with any kind of scripting or text processing language, such as `sed`. In this learning activity, we craft a script to add formatting to a plain-text file using various regular expressions concepts alongside `sed` to create a Latex-friendly document.

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Path Info

Level
Clock icon Intermediate
Duration
Clock icon 1h 0m
Last updated
Clock icon Aug 19, 2025

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Table of Contents

  1. Challenge

    Create `sed` script.

    Create a sed script that meets all the requirements listed in the instructions.

  2. Challenge

    Convert the example file

    Convert mail-forwarding.txt to mail-forwarding.latex with the sed script developed in the hands-on lab.

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