find element in array javascript
const simpleArray = [3, 5, 7, 15]; const objectArray = [{ name: 'John' }, { name: 'Emma' }] console.log( simpleArray.find(e => e === 7) ) // expected output 7 console.log( simpleArray.find(e => e === 10) ) // expected output undefined console.log( objectArray.find(e => e.name === 'John') ) // expected output { name: 'John' }