Apply, Arguments

Author: pktcodes

app.js

@@ -1,33 +1,27 @@
 // call - runs instantly, arguments - list of items
+// call - runs instantly, arguments - array of items
 
 const john = {
  name: "john",
  age: 25,
- greet: function () {
- console.log(this);
- console.log(`Hi, my name is ${this.name} and ${this.age}`);
- },
 };
 
 const susan = {
  name: "susan",
  age: 21,
 };
 
-function greet() {
+function greet(city, country) {
  console.log(this);
- console.log(`Hi, my name ${this.name} and I am ${this.age} years old`);
+ console.log(
+ `Hi, my name ${this.name} and I am ${this.age} years old and I live in ${city}, ${country}`
+ );
 }
 
-// this will fail
-// susan.greet();
-// greet();
-const secondGreet = john.greet;
-// secondGreet();
+// greet.call(john, "san diego", "us");
+// greet.call(susan, "san diego", "us");
+// greet.call({ name: "peter", age: 30 }, "san diego", "us");
 
-greet.call(john);
-greet.call(susan);
-greet.call({ name: "peter", age: 30 });
-
-// Making "this" point to susan object
-john.greet.call(susan);
+greet.apply(john, ["san diego", "us"]);
+greet.apply(susan, ["san diego", "us"]);
+greet.apply({ name: "peter", age: 30 }, ["san diego", "us"]);