In this post, we'll be exploring how to parse multipart form data in Node.js. We'll be using the busboy module to help us accomplish this! We'll also be using the file system module to save the file to your device.
Getting Started
In an empty folder run the following command to create a package.json file
npm init -y
Then run the following command to initialize a git repository
git init
Create a .gitignore file and add the following line to it. This will tell git to ignore the node_modules folder when we push it to our repository.
node_modules
Finally, run the following command to install the busboy module which we'll be using to parse the form data
npm install busboy
Inside the folder you created, create a file called index.js and one called index.html and open them in your favorite text editor...
Advent of code is a coding challenge that happens every year in December. This is my first year taking part and I found it a bit clunky to copy and paste the input into a string within my JavaScript file.