Append files

- [Lecturer] You can also use the FS module to append files, … let's go into our start folder … and make a brand new file called append.js. … Now, one of the things that I want to point out is, … if you look in your assets folder … you'll notice a colors.json document. … If I look at this document, it's just a JSON object … that has some values, including a description … and a color list. … So we don't need to use the File System … to read JSON documents, I can go directly into my append.js … and import this data simply by requiring it. … I'll call it colorData, … and then I'm going to go ahead and require ./assets … /colors.json … and then, within this colorData file … I can actually use this information, … so I can say colorData … .colorList … and the colorData.colorList should give us this array, … this list of colors, … so what I'm going to do is loop through the array using forEach … and then we send a callback function to the forEach function … and the c is going to refer to each of these colors …