JAVASCRIPT

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' }

js find in array

const inventory = [
  {id: 23, quantity: 2},
  {id: '24', quantity: 0},
  {id: 25, quantity: 5}
];
// Check type and value using ===
const result = inventory.find( ({ id }) => id === 23 );
// Check only value using ==
const result = inventory.find( ({ id }) => id == 24 );

js to find value in array

console.log( simpleArray.find(e => e === 7) )

find number in array js

array.include(numberWhichYouWantToFInd);
// if present it will return true otherwise false