JS Functional Programming : Currying Function

currying_example.js

// Reference : https://www.sitepoint.com/currying-in-functional-javascript/

var greetCurried = function(greeting) {
  return function(name) {
    console.log(greeting + ", " + name);
  };
};

var greetHello = greetCurried("Hello");

greetHello("Heidi"); // Hello, Heidi
greetHello("Eddie"); // Hello, Eddie
greetCurried("Hi there")("Howard");  // Hi there, Howard