Function as an Argument
Explore how to pass functions as arguments in JavaScript, including regular functions, anonymous functions, and arrow functions. Understand the concept of higher-order functions and callback functions, and see practical examples of invoking functions passed into other functions. This lesson helps you grasp a fundamental functional programming concept in JavaScript.
Background
There are occasions when you need functions inside functions. This may sound like a nested function problem, but sometimes one function is dependent on another function’s input to trigger a particular output. For this, we pass functions as arguments.
Introduction
Functions can be passed into other functions by being passed as arguments. This is because functions in JavaScript ...