javascript union objects on one field code example

Example 1: javascript merge objects

var person={"name":"Billy","age":34};
var clothing={"shoes":"nike","shirt":"long sleeve"};

var personWithClothes= Object.assign(person, clothing);//merge the two object

Example 2: react merge two objects

const object1 = {
  name: 'Flavio'
}

const object2 = {
  age: 35
}

const object3 = {...object1, ...object2 }