JavaScript is a versatile, lightweight scripting language widely used in web development. It can be utilized for both client-side and server-side development, making it essential for modern web applications. Known as the scripting language for web pages, JavaScript supports variables, data types, operators, conditional statements, loops, functions, arrays, and objects. With JavaScript, you can create dynamic, interactive, and engaging websites.
1. Variables in JavaScript
JavaScript Variables are the building blocks of any programming language. In JavaScript, variables can be used to store reusable values.
List of variables:
Example: Here is the basic example of using var, let, and const variables.
Output:
2. Data types in JavaScript
Data type in JavaScript defines the type of data stored in a variable.
List of data types in javascript
Example: In this example, we are using the above-mentioned data types.
Output
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