var arr = ['Bart', 'Lisa', 'Adam'];
for (var nam in arr.sort()){
console.log(`hello, ${arr[nam]}!`)
}
for (var nam in arr.reverse()){
console.log(`hello, ${arr[nam]}!`)
}
arr.sort();
var len = arr.length;
var i = 0;
while(i < len){
console.log(`hello, ${arr[i]}!`)
i ++;
}
arr.reverse();
var len = arr.length;
var i = 0;
while(i < len){
console.log(`hello, ${arr[i]}!`)
i ++;
}
Jason