how to replace a value in an object javascript code example

Example 1: JavaScript: Updating Object Properties

var myDog = {
  "name": "Coder",
  "legs": 4,
  "tails": 1,
  "friends": ["freeCodeCamp Campers"]
};

// Update the name value
myDog.name = "Happy Coder";

Example 2: how to update object in javascript

myObject['first name'] = 'John'; // property name with a space