Arrow functions as callable parameters

arrow-function-as-callable.js

function executeThis(callableParameter) {
  callableParameter();
  
  alert('We are done here :)');
}

executeThis(() => {
  alert('Hi there! I am an arrow function passed as an argument, ihaaaaaaa!');
});

// The messages display order will be like so:
// 1- Hi there! I am an arrow function passed as an argument, ihaaaaaaa!
// 2- We are done here :)