alexandrebvd

function factorialize(num) {
  if (num === 0) {
    return 1;
  } else {
    for (var i = num; i > 1; i--) {
      num *= (i-1);
    }
    return num;
  }
}

alexandrebvd

function reverseString(str) {
  str = str.split('').reverse().join('');
  return str;
}

reverseString('hello');

alexandrebvd

function largestOfFour(arr) {
  var largestOfFourArray = [];
  console.log(typeof(largestOfFourArray));
  for (var i in arr) {
    var largestOfCurrentArray = arr[i][0];
    for (var j in arr[i]) {
      if (arr[i][j] > largestOfCurrentArray) {
        largestOfCurrentArray = arr[i][j];
        largestOfFourArray[i] = largestOfCurrentArray;
      } else {

alexandrebvd

function titleCase(str) {
    str = str.toLowerCase();
    str = str.split(' ');
    console.log(str);
    for (var i in str) {
        str[i] = str[i].charAt(0).toUpperCase() + str[i].substr(1);
        console.log(str[i]);
        }
        str = str.join(' ');
        return str;

alexandrebvd

function findLongestWord(str) {
  str = str.split(' ');
  var longestWord = '';
  console.log(str);
  for (var i in str) {
      if (str[i].length >= longestWord.length) {
          longestWord = str[i];
          console.log(longestWord);
      }
  }

alexandrebvd

function palindrome(str) {
  var rp = /[\s\W]*/; //remove punctuation
  var checkPalindrome = str.toLowerCase().split(rp).reverse().join('');
  console.log(checkPalindrome);
  if (checkPalindrome === str.toLowerCase().split(rp).join('')) {
    return true;
  } else {
    return false;
  }
}

alexandrebvd

function end(str, target) {
  var stringLength = str.length;
  var targetLength = target.length;
  var diffLength = stringLength - targetLength;
  if (str.substr(diffLength) === target) {
    return true;
  } else {
    return false;
  }
}

alexandrebvd

function repeat(str, num) {
  if (num <= 0) {
    return '';
  } else {
    var rep = str;
    var i = 1;
    while (i < num) {
      str = str + rep;
      i++;
    }

alexandrebvd

function mutation(arr) {
  newArray = [];
  newArray[0] = arr[0].toLowerCase();
  newArray[1] = arr[1].toLowerCase();
  console.log(newArray);
  var finalArray = [];
  var numberOfLetters = newArray[1].split('').length;
  for (var i = 0; i < numberOfLetters; i++) {
    finalArray.push(newArray[0].indexOf(newArray[1][i]));
    console.log(newArray[0].indexOf(newArray[1][i]));

alexandrebvd

function bouncer(arr) {
  //callback function for filter method
  function RemoveFalse (value) {
    if (value === '' || value === false || value === null || value === 0 || value === undefined) {
      return false;
    } else {
      return true;
    }
  }
  return arr.filter(RemoveFalse);