What is the ‘Strict’ mode in JavaScript and how can it be enabled?

What compulsions does ‘Strict’ mode add to javascript? How to enable ‘Strict’ mode in javascript.

Your Answer

Strict mode in JavaScript is a way to run code with stricter rules, which helps catch errors and prevents unsafe actions.

Enable it by adding:

JavaScript

"use strict";

You can place it:

At the top of a file (for whole script)

Inside a function (for that function only)

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