//Implement a function that reverses a string using iteration...and then recursion!
function reverseString(str) {
let revString = "";
for (let i = str.length-1; i >= 0; i--) {
revString += str[i];
}
return revString;
}
function reverseStringRec(str) {
let arrayStr = Array.from(str);
let revStr = "";
revStr = addToReversedString(arrayStr);
return revStr;
}
function addToReversedString(arr) {
let revStr = "";
if(arr.length === 1) {
revStr += arr.pop();
return revStr;
}
else{
revStr += arr.pop();
revStr += addToReversedString(arr);
}
return revStr;
}
//instructors
function reverseStringRecursive (str) {
if (str === "") {
return "";
} else {
return reverseStringRecursive(str.substr(1)) + str.charAt(0);
}
}
console.log(reverseString('yoyo mastery'));
console.log(reverseStringRec("yoyo mastery"));
//should return: 'yretsam oyoy'
