2 docs tagged with "Strict Mode"

In this tutorial, we will learn about scopes in JavaScript. A scope is a region of a program where a variable is defined and can be accessed. We will see the different types of scopes in JavaScript and how they work.

In this tutorial, we will learn about strict mode in JavaScript. Strict mode is a feature that allows you to place a program or a function in a strict operating context. It helps catch common coding errors and makes the code more secure and optimized.