learning how to use function constructor

section4/script.js

+// Function Constructor
+
+var john = {
+  name: "john",
+  yearOfBirth: 1990,
+  job: "teacher"
+};
+
+console.log(john);
+
+var Person = function(name, yearOfBirth, job) {
+  this.name = name;
+  this.yearOfBirth = yearOfBirth;
+  this.job = job;
+};
+
+var mike = new Person("mike", 1991, "developer");
+console.log(mike);