EN
JavaScript - average value calculation using array reduce()
3
points
In this article, we would like to show you how to calculate the average value with reduce()
method in JavaScript.
Runnable example:
// ONLINE-RUNNER:browser;
const calculateAverage = (array) => {
const sum = array.reduce((a, b) => a + b);
return sum / array.length;
};
// Usage example:
const numbers = [10, 20, 30];
const average = calculateAverage(numbers);
console.log(average); // 20