Learn Angular: Your First Week

Chapter 9: Using Angular NgModules for Reusable Code and More

by Jeremy Wilken

NgModules are a core concept in Angular that are part of every application and help to wire up some important details for the compiler and application runtime. They’re especially useful for organizing code into features, lazy loading routes, and creating reusable libraries.

In this guide, we’re going to cover the primary uses of NgModules with some examples to show you how to use them in your Angular projects! This guide assumes you have a working knowledge of Angular.

JavaScript Modules Aren’t NgModules

Let’s clear the air first about what JavaScript modules are (sometimes called ES6 modules). They’re a language construct that makes it easier to organize your code. ...