Answers for "how to get array inside object in javascript"

find an object in an array of objects javascript

let arr = [
    { name:"string 1", value:"this", other: "that" },
    { name:"string 2", value:"this", other: "that" }
];

let obj = arr.find(o => o.name === 'string 1');

console.log(obj);

arrays inside array of objects

var response = {data: [{users: [1,2,3]}, {users: [4,5,6]}]}

var users = response.data.map(o => o.users)

const usersCollection = [].concat(...users)

console.log(usersCollection)