array method morzillar 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: how to create array in javascript

/* 
	Array class is a global object that is used
    in the construction of arrays
    
    See - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array
*/
let array_1 = new Array(2);
	arr.push("James");
	arr.push("Fred");

let array_2 = ["James", "Fred"];