1console.log(functionBelow("Hello"));
2function functionBelow(greet) {
3   return `${greet} world`;
4}
5console.log(functionBelow("Hi"));

1console.log(functionBelow("Hello"));
2var functionBelow = function(greet) {
3   return `${greet} world`;
4}
5console.log(functionBelow("Hi"));

1console.log(num); // Returns 'undefined' from hoisted var declaration (not 6)
2var num; // Declaration
3num = 6; // Initialization