Too Long; Didn't Read
Webpack is a module bundler for JavaScript as well as HTML applications. It grabs modular pieces of code compartmentalized in folders and then reconstituting them into a compiled form. The split starts from the end to the beginning and not in the middle to avoid losing track. After splitting the file, the next bit is to export and import them as modules as modules. This article assumes that readers have prior knowledge of Webpack setup and serves as a guide to splitting JS files.