closure2.js

function myFunction(number1) {
	
	function add(number2) {
	
	/* The number1 variable is accessible from this function, 
	because number1 has been defined outside of the add function */
		
		return number1 + number2;
	}
	
	/* As we saw earlier, add is a function but also a variable; 
	I can render it as a result of myFunction. 
	Note that when you return a function without the (), 
	you are returning the function definition, you are not calling 
	the function to execute. This allows you to call the function later.*/
	return add;
}