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Filter Even Numbers
Filter only even numbers from an array.
Learn the filter() method for array manipulation.
📚 Concepts & Theory
Array Filter
const evens = arr.filter(n => n % 2 === 0);🎯 Your Challenge
Write filterEven that returns only even numbers.
📝 Starter Code
JavaScript
function filterEven(arr) {
// Your code here
}
console.log(filterEven([1, 2, 3, 4, 5, 6]));Solution
JavaScript
function filterEven(arr) {
return arr.filter(num => num % 2 === 0);
}
console.log(filterEven([1, 2, 3, 4, 5, 6]));Explanation
Use filter with modulo check.
❓ Frequently Asked Questions
Returns new array with matching elements