javascript object union by key 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: how to merge two objects into one in javascript
let obj1 = { foo: 'bar', x: 42 };
let obj2 = { foo: 'baz', y: 13 };
let clonedObj = { ...obj1 };
// Object { foo: "bar", x: 42 }
let mergedObj = { ...obj1, ...obj2 };
// Object { foo: "baz", x: 42, y: 13 }