how to use filter on array of objects in javascript code example

Example 1: how to filter an array of objects in javascript

let arr=[{id:1,title:'A', status:true}, {id:3,title:'B',status:true}, {id:2, title:'xys', status:true}];
//find where title=B
let x = arr.filter((a)=>{if(a.title=='B'){return a}});
console.log(x)//[{id:3,title:'B',status:true}]

Example 2: js filter array of objects by value

var heroes = [
	{name: “Batman”, franchise: “DC”},
	{name: “Ironman”, franchise: “Marvel”},
	{name: “Thor”, franchise: “Marvel”},
	{name: “Superman”, franchise: “DC”}
];

var marvelHeroes =  heroes.filter(function(hero) {
	return hero.franchise == “Marvel”;
});

// [ {name: “Ironman”, franchise: “Marvel”}, {name: “Thor”, franchise: “Marvel”} ]

Example 3: javascript filter array of objects by id

const myArray = [{id: 1, name:'pipi'}, {id: 2, name:'popo'}];
const id = 2;

const variableOne = myArray.filter(itemInArray => itemInArray.id === id);
console.log(cariableOne[0].name);

Example 4: filter out arrays js

let newArray = array.filter(function(item) {
  return condition;
});