GreggSetzer

/*
  Reverse a number. 
*/

function reverseInt(num) {
  //Convert the num to a string, reverse the chars.
  const reversedStr = num.toString().split('').reverse().join('');
  
  //Convert back to an int, restore the sign (+ or -), return result as number.
  return parseInt(reversedStr) * Math.sign(num);

GreggSetzer

/* 
Create a function that checks if a string is a palindrome.
*/

//Most direct solution
function palindrome(str) {
	return str === str.split('').reverse().join('');
}

//Solution that uses Array.every() helper. Note, this is inefficient as you do twice the work.

GreggSetzer

/*
 A few ways to reverse a string using JavaScript.
*/

//Most direct solution
function reverse(str) {
  return str.split('').reverse().join('');
}

//Example using the Array.reduce helper.