javascript access Object code example
Example 1: javascript object get property or default
// won't work if obj.property is falsey
let value = obj.property || "default";
Example 2: javascript object
var person = {
first_name : "Marty",
last_name : "Mcfly",
born : 1968,
died : 1933,
lovers: ["Jennifer Parker","Baines McFly"]
};