const removeDuplicates = (arr) => { if (!Array.isArray(arr)) { console.error(`array expected, ${typeof arr} provided`) return } return [...new Set(arr)] } removeDuplicates(["Tom", "Simon", "Tom", "Sarah"]) // ["Tom", "Simon", "Sarah"]
const removeDuplicates = (arr) => { if (!Array.isArray(arr)) { console.error(`array expected, ${typeof arr} provided`) return } return [...new Set(arr)] } removeDuplicates(["Tom", "Simon", "Tom", "Sarah"]) // ["Tom", "Simon", "Sarah"]