Javascript Types
JavaScript Types JavaScript is a dynamically-typed language, which means that variables can hold values of different types. In JavaScript, there are several built-in types that we can use to define and manipulate data. Understanding the different types in JavaScript is essential for writing correct and efficient code. 1. Primitive Types In JavaScript, there are six primitive types: String: Represents a sequence of characters. Strings in JavaScript are immutable, which means that once a string is created, it cannot be changed. const greeting = "Hello, World!" ; const name = 'Alice' ; Number: Represents numeric values. JavaScript uses a single Number type to represent both integers and floating-point numbers. const age = 30 ; const price = 9.99 ; Boolean: Represents a logical entity and can have two values: `true` or `false`. const isLogged = true ; const hasPermission = false ; Undefined: Represents the absence of a value. Variables that are declared...