Null vs Undefined in JavaScript

Null vs Undefined in JavaScript

JavaScript has 2 such non-values: null and undefined. In this article, we are going to examine how Null and Undefined vary and how to best use or avoid them.

Numerous programming languages have one “non-value” called null. It tells that a variable doesn’t currently point to an object — e.g, when it hasn’t been initialized yet.

On the other hand, JavaScript has 2 such non-values: null and undefined. In this article, we are going to examine how they vary and how to best use or avoid them.

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