The if-else statement is used to execute different blocks of code based on a condition. JavaScript can be used to handle events such as mouse clicks, keyboard input, and form submissions.

This detailed tutorial shows how to implement pure functions in JavaScript that are deterministic and referentially transparent, and create no side effects.

Chinese: the ongoing translation at https://github.com/iliakan/javascript-tutorial-cn, go ahead and join if you know Chinese. Spanish: https://github.com/lmauromb ...

JavaScript is a flexible language, allowing for all sorts of styles and programming paradigms. Although this breadth sometimes comes at a cost to readability or consistency across a code base, it ...

Last week we created a textured paper canvas and got a healthy dose of the P5 API and JavaScript’s Math.random() function. This week, we’re going to look at a specific element of watercolor to see if ...

Learn how to create a React Hello World app with advanced features including event handling and state management in this comprehensive JavaScript tutorial.

There's a lot you can do with JavaScript: Images can swap when you move a mouse over them, form elements can influence each other on the fly, and calculations can be made without having to resort to a ...

Microsoft TypeScript: the JavaScript we need, or a solution looking for a problem? New language makes large app development easier, but we've seen it all before.