Module 4: What are default parameters?

app.js

@@ -1,11 +1,5 @@
-let person1 = {
-    name: 'Mary',
-    getName: function(){
-        return this.name;
-    }
-};
-let person2 = {
-    name: 'John'
-};
-let getNameCopy = person1.getName.bind(person2); // won't change context of function
-console.log(getNameCopy());
+function sayHi(message, name = 'World') {
+    console.log(message + " " + name);
+}
+sayHi("Hello");
+sayHi("Hi", 'John');