Darren Murphy

Full time network engineer, part time triathlete, technology lover.

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15 October 2024

Table of Contents creation for Markdown with markdown-toc

by Darren Murphy

A well-structured table of contents (TOC) can significantly enhance the readability of your documents, especially when dealing with lengthy or technical content. I often find myself writing extensive posts that benefit from a clear TOC. However, manually creating and maintaining these TOCs can be tedious and time-consuming.

That’s where markdown-toc comes in. This handy tool automates the process of generating TOCs for your Markdown files, saving you time and effort while ensuring your content remains organized and accessible.

Why markdown-toc?

markdown-toc stands out for its simplicity and effectiveness. Here’s what I appreciate most about it:

  • Ease of use: A straightforward command-line interface makes it incredibly easy to use.
  • Flexibility: You can customize the TOC generation to match your preferences, such as specifying heading levels and list styles.
  • Accuracy: markdown-toc reliably identifies headings in your Markdown files and generates accurate links.
  • Integration: It seamlessly integrates into your existing workflow, whether you prefer using scripts or your favorite text editor.

How to Use markdown-toc

Let’s walk through the steps of using markdown-toc:

Installation:

Install markdown-toc using npm:

   npm install -g markdown-toc

Basic Usage:

Generate a TOC for your Markdown file:

Once you’ve written your Markdown file, make sure you have included headers for the relevant sections you want to link in your TOC

   # For Header 1
   ## For header 2
   ### for header 3

and so on;

Simply insert the line

tag

into the file at the location you want the TOC to be generated, save the file and run

   markdown-toc -i your_filename
   

and, as if by magic your file will now have a TOC included!

Example

Here’s how I used markdown-toc in this blog post.

Add the toc tag into the file where I want the TOC to appear.

before

run markdown-toc -i against the file and here’s the generated TOC inserted into my markdown file:

after

Conclusion

markdown-toc is a valuable tool for anyone working with Markdown. It simplifies the process of creating and managing TOCs, making your content more organized and user-friendly. Give it a try and see how it can improve your workflow!

You can find the code and details of the project over here -> https://github.com/jonschlinkert/markdown-toc

I hope this is helpful! Please let me know if you have any feedback or questions. 😊

tags: Misc