Sep 2, 2024 · Below are the approaches to create dynamic values and objects in JavaScript: In this approach, we are using object literals with computed property names that allow you to …

In JavaScript (as i know) there are 2 ways by which you can create dynamic variables: eval Function ; window object; eval: var pageNumber = 1; eval("var text" + pageNumber + "=123;"); …

Jul 21, 2022 · Learn how to create dynamic values and objects in JavaScript effectively with this comprehensive guide.

Declaring a JavaScript Variable. Creating a variable in JavaScript is called "declaring" a variable. You declare a JavaScript variable with the var or the let keyword:

Apr 15, 2025 · JavaScript is a "dynamically typed language", which means that, unlike some other languages, you don't need to specify what data type a variable will contain (numbers, strings, …

A dynamic variable name is auto-generated while running the program. It is possible to create a dynamic variable in JavaScript and then using it for a specific task. In this tutorial, I am going …

Apr 12, 2017 · foo = { bar: "value" } You set the value foo["bar"] = "baz"; To get the value foo["bar"] will return "baz".

Nov 23, 2024 · Setting JavaScript Object Values Dynamically: How Can You Do It? Challenge Example: Solutions to Set Object Values Dynamically. Solution 1: Using Bracket Notation; …

Jan 9, 2025 · Here are different ways to use dynamic variables in JavaScript. 1. JavaScript eval() Method. The eval() function in JavaScript evaluates a string as code, allowing dynamic …

Feb 17, 2023 · To use computed values for property names, you use square brackets and pass the expression. Here's the syntax: Let's look at a variable example: As you can see in this …