How To Write Modular Code By Following 2 Simple Principles

You need to follow 2 simple principles

Title Pic by Arnold Code Academy via Canva

Writing modular code is a giant step to becoming a professional developer. Significant projects include many programmers working on thousands of lines of code. You'll quickly lose track of what particular code does in such an environment.

To avoid poor-planning scenarios, modularization comes to help in programming. This intends to break up and organize code, considering the task it executes.

Resulting in major advantages:

• reusable code → write once, use millions of times
• easier to debug → know exactly where to look
• simple management → work on small code snippets

Here are the two significant ways of modularization in JavaScript:

1. Write Reusable Function Snippets
2. Write Domain-Specific Modules

1. Write Reusable Function Snippets

Simply put: a function is a block of JavaScript code defined once and executed multiple times.

You can also parameterize them, which means passing starting arguments to the function when you call it. Compare it to the environment you were born in. The function…