javascript array filter call function code example

Example 1: how the filter() function works javascript

const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];

const filter = arr.filter((number) => number > 5);
console.log(filter); // [6, 7, 8, 9]

Example 2: JavaScript Array Methods .filter()

const colours = ['green', 'black', 'dark-orange', 'light-yellow', 'azure'];
// a 6 karakternél hosszab színekre szűrünk:
const result = colours.filter(colour => colour.length > 6);
console.log(result);
// --> [ 'dark-orange', 'light-yellow' ]