HTML can call a JavaScript function using the onclick attribute within an HTML element, such as a button. This attribute specifies a JavaScript function to be executed when the element is clicked.

Hamza is a certified Technical Support Engineer. A void is an inbuilt function that returns undefined, just like an undefined function in JavaScript. However, it is totally different from the ...

To use JavaScript libraries together without conflicts, adopt encapsulation techniques like IIFE (Immediately Invoked Function Expression) to create a private scope for each library.

Developers use statements to control the overall program flow, including variable declarations, conditional operations, and iterative processes. Here's how to write JavaScript statements.

Possibly the most common use case in all of JavaScript for async and await is using the browser’s built-in fetch API. Listing 1 declares an async function and uses await within it.

The JavaScript method, Array.map(f) is a pure function in that it takes a function as a parameter. That last point about pure functions warrants further exploration. First-order functions vs. pure ...

This repository includes examples demonstrating how to run tests against an HTTP-triggered and timer-triggered function in JavaScript using Mocha and works best with Visual Studio Code. Testing all ...