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08-Expressions-In-JavaScriptpdf

What are JavaScript expressions?
JavaScript Expressions
An expression is a combination of values, variables, and operators, which computes to a value.
The computation is called an evaluation.
For example, 5 * 10 evaluates to 50: 5 * 10.
What does => mean in JS?
The "=>" symbol is known as the "equals greater than" symbol or the hashrocket.
In this article, we will take an in-depth look at what the "=>" symbol means in JavaScript and how it is used to create arrow functions.
We will explore the syntax and structure of arrow functions, as well as their advantages.
What is '$' in JavaScript?
$ – dollar identifier
Variables, functions, properties, events, and objects can be identified by the $ sign.
Because of this, the $ symbol is not used in the same manner as other special symbols.
Although JavaScript treats $ as an alphabetic character, that's why it can be used as a variable name also in javascript.
The logical OR ( ) (logical disjunction) operator for a set of operands is true if and only if one or more of its operands is true.

What are JavaScript expressions?