const array = [2, 5, 9]; console.log(array); const index = array.indexOf(5); if (index > -1) { array.splice(index, 1); } // array = [2, 9] console.log(array);
const drinks = ['Cola', 'Lemonade', 'Coffee', 'Water']; const id = 2; const removedDrink = drinks.splice(id, 1);