feat: add anonymous functions

Author: ExploitEngineer

part5 (Functions)/AdvanceFunctions/04_anonymous_functions.js

@@ -0,0 +1,19 @@
+/*
+INFO: 🔍 What is an Anonymous Function?
+An anonymous function is a function without a name.
+Unlike named functions these are often used as values, usually when: 
+1. Passing a function as an argument 
+2. Assiging to variables
+3. Using in array methods like map, forEach, etc. 
+*/
+
+// Syntax
+function() {
+  console.log("hi")
+};
+
+// Example
+const greet = function() {
+  console.log("Hello!");
+}
+greet();