find value in object javascript code example

Example 1: how to find the key of an value in an object

function getKeyByValue(object, value) {
  return Object.keys(object).find(key => object[key] === value);
}


const map = {"first" : "1", "second" : "2"};
console.log(getKeyByValue(map,"2"));

Example 2: object values javascript

const object1 = {
  a: 'somestring',
  b: 42,
  c: false
};

console.log(Object.values(object1));
// expected output: Array ["somestring", 42, false]

Example 3: find item in object js

const object1 = {
  a: {val: "aa"},
  b: {val: "bb"},
  c: {val: "cc"}
};

let a = Object.values(object1).find((obj) => {
	return obj.val == "bb"
});
console.log(a)
//Object { val: "bb" }
//Use this for finding an item inside an object.

Example 4: object values

const object1 = {
  a: 'somestring',
  b: 42,
  c: false
};

console.log(Object.values(object1));

// expected output: Array ["somestring", 42, false]

Example 5: get all entries in object as array hjs

const object1 = {
  a: 'somestring',
  b: 42
};

for (let [key, value] of Object.entries(object1)) {
  console.log(`${key}: ${value}`);
}

// expected output:
// "a: somestring"
// "b: 42"
// order is not guaranteed

Example 6: js get all values of object

Object.values(object1)