new object remove one property from object javascript code example

Example 1: javascript remove property from object

var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name; //delete last_name property

Example 2: implement the remove property function

function removeProperty(obj, prop) {
  
  if (obj.hasOwnProperty(prop)) { 
    delete obj[prop];
    return true;
  }

  return false;
}