Implementing .bind with .apply

index.js

/*
  Question: Assume .bind does not exist.
  Implement the .bind functionality using .apply()
*/


Function.prototype.bind = function(thisArg) {
  // Get a reference to the function that you want to bind
  let functionToBind = this;
  
  return function() {
    /*
      Return a function that, when called, will internally call the
      functionToBind, applied with the this context of thisArg.
    */
    
    functionToBind.apply(thisArg, arguments);
  }
}