javascript find object in array by object property code example

Example 1: js get array item by property

const jsObjects = [
  {id: 1, displayName: "First"}, 
  {id: 2, displayName: "Second"}, 
  {id: 3, displayName: "Third"}, 
  {id: 4, displayName: "Fourth"}
]

// You can use the arrow function expression:
var result = jsObjects.find(obj => {
	// Returns the object where
	// the given property has some value 
  	return obj.id === 1
})

console.log(result)

// Output: {id: 1, displayName: "First"}

Example 2: javascript find object in array

myArray.findIndex(x => x.id === '45');

Example 3: js find element in array by property

var result = jsObjects.find(obj => {
  return obj.b === 6
})

Example 4: search an array of objects with specific object property value

// MDN Ref:
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/find

var result = jsObjects.find(obj => {
  return obj.b === 6
});

Example 5: return object list in find js

const inventory = [
  {name: 'apples', quantity: 2},
  {name: 'bananas', quantity: 0},
  {name: 'cherries', quantity: 5}
];

function isCherries(fruit) {
  return fruit.name === 'cherries' && fruit.name === 'bananas';
}

console.log(inventory.find(isCherries));
// { name: 'cherries', quantity: 5 }