JavaScript : Is it better to return `undefined` or `null` from a javascript function?

JavaScript : Is it better to return `undefined` or `null` from a javascript function?

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Variables | Part 2 - Differences between undefined, null, and is not defined
Variables | Part 2 - Differences between undefined, null, and is not defined
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Variables | Part 2 - Differences between undefined, null, and is not defined

Variables | Part 2 - Differences between undefined, null, and is not defined
When Should You Use `null` Instead Of `undefined` In JavaScript? - JavaScript Toolkit

When Should You Use `null` Instead Of `undefined` In JavaScript? - JavaScript Toolkit
Understanding `typeof !== "undefined"` vs. `!= null` in JavaScript

Understanding `typeof !== "undefined"` vs. `!= null` in JavaScript
Comprendre Undefined et Null en JavaScript

Comprendre Undefined et Null en JavaScript
JavaScript Basic 55: Understanding Undefined Value Returned from a Function |

JavaScript Basic 55: Understanding Undefined Value Returned from a Function |
JavaScript nullish // null and undefined demystified

JavaScript nullish // null and undefined demystified
Javascript function returns undefined when the value is clearly set

Javascript function returns undefined when the value is clearly set
What native JavaScript functions/methods/properties/operators can return null? undefined?

What native JavaScript functions/methods/properties/operators can return null? undefined?
Is there a standard function to check for null, undefined, or blank variables in JavaScript

Is there a standard function to check for null, undefined, or blank variables in JavaScript
Why indexOf Method is Causing a "undefined is not a function" Error in My JavaScript Code?

Why indexOf Method is Causing a "undefined is not a function" Error in My JavaScript Code?
5 Shocking Facts about Undefined in Programming You Must Know!

5 Shocking Facts about Undefined in Programming You Must Know!
The JavaScript Void | Null | Undefined | Not defined | Return in JavaScript

The JavaScript Void | Null | Undefined | Not defined | Return in JavaScript
70 JavaScript Interview Questions #1 — Data Types, null vs undefined

70 JavaScript Interview Questions #1 — Data Types, null vs undefined
Difference Between Null and Undefined in JavaScript ,Interview Question Series Part 1

Difference Between Null and Undefined in JavaScript ,Interview Question Series Part 1
Understanding the Conditional Evaluation of n in JavaScript Functions

Understanding the Conditional Evaluation of n in JavaScript Functions
Is NULL Equal to FALSE in JavaScript?

Is NULL Equal to FALSE in JavaScript?