Mar 8, 2025 · To build a simple calculator using JavaScript, we need to handle basic arithmetic operations such as addition, subtraction, multiplication, and division. JavaScript, along with HTML and CSS, is commonly used to create interactive web-based calculators.

Write a function to perform basic arithmetic operations. The operations are: + for Addition, - for Subtraction, * for Multiplication and / for Division. Given num1 , num2 , and op specifying the operation to perform, return the result.

Feb 29, 2024 · Create a function in JavaScript that sets the value displayed in your calculator’s screen (usually an input field or a div) back to zero or an empty string. Attach this function to a ‘Clear’ button using an event listener.

May 3, 2018 · This is an epic article where you learn how to build a calculator from scratch. We’ll focus on the JavaScript you need to write—how to think about building the calculator, how to write the code, and eventually, how to clean up your code.

Dec 3, 2023 · In this article, we’ll walk you through a step-by-step guide to building a fully functional calculator application from scratch using HTML, CSS and of course JavaScript.

Aug 1, 2024 · In this step-by-step tutorial, you'll create a JavaScript calculator app with HTML, CSS, & JavaScript. You'll design the UI, add math functions, apply conditionals, & more.

Here we have created a Calculator program using the JavaScript language, including HTML and CSS web programming. In this Calculator, we can perform basic operations like addition, multiplication, subtraction, and division. Now we perform some operation in the JavaScript program, as shown below.

Mar 16, 2023 · In this blog post, I’ll walk you through the entire process of building a calculator app using HTML, CSS, and JavaScript. We’ll cover everything from the initial planning phase to the final...

Sep 20, 2023 · Learn how to build a calculator in JavaScript that handles addition, subtraction, multiplication, and division. Follow this comprehensive guide to create.

Feb 6, 2024 · Below, we’ll explore how to make a calculator in JavaScript, taking a detailed look at the components involved, the HTML code needed, and the JavaScript calculator function you’ll employ. The objective is to build a simple JavaScript calculator while also offering a template for expanding into more complex calculator functionalities.