Reverse a string in Javascript

//function to reverse a string
function reverseString(str) {
  // split the string into an array of characters
  var splitString = str.split("");
  // reverse the array of characters
  var reverseArray = splitString.reverse();
  // join the array of characters into a string
  var joinArray = reverseArray.join("");
  // return the reversed string
  return joinArray;
}

//example
const result = reverseString("hello");

//output
console.log(result); //olleh