// source https://jsbin.com/gavovuh

index.html

<script id="jsbin-javascript">
// Challenge 5. Max Character
// Returns a character that is most common in a string
// 

function maxCharacter(str)
{
  const charMap = {};
  let maxNum = 0;
  let maxchar = '';
  
  str.split('').forEach(function(char) {
    if(charMap[char])
      {
        charMap[char]++;
      }
    else 
      {
        charMap[char] = 1;
      }
  });
  
  //For in loop is used to loop through an object rather than array
  for(let char in charMap)
    {
      //debugger;
      if (charMap[char] > maxNum)
        {
          maxNum = charMap[char];
          maxChar = char;
          
        }
    }
  
  console.log(charMap)
}

const output = maxCharacter('javascrddddipt');

console.log(output);
</script>


<script id="jsbin-source-javascript" type="text/javascript">// Challenge 5. Max Character
// Returns a character that is most common in a string
// 

function maxCharacter(str)
{
  const charMap = {};
  let maxNum = 0;
  let maxchar = '';
  
  str.split('').forEach(function(char) {
    if(charMap[char])
      {
        charMap[char]++;
      }
    else 
      {
        charMap[char] = 1;
      }
  });
  
  //For in loop is used to loop through an object rather than array
  for(let char in charMap)
    {
      //debugger;
      if (charMap[char] > maxNum)
        {
          maxNum = charMap[char];
          maxChar = char;
          
        }
    }
  
  console.log(charMap)
}

const output = maxCharacter('javascrddddipt');

console.log(output);</script>

jsbin.gavovuh.js

// Challenge 5. Max Character
// Returns a character that is most common in a string
// 

function maxCharacter(str)
{
  const charMap = {};
  let maxNum = 0;
  let maxchar = '';
  
  str.split('').forEach(function(char) {
    if(charMap[char])
      {
        charMap[char]++;
      }
    else 
      {
        charMap[char] = 1;
      }
  });
  
  //For in loop is used to loop through an object rather than array
  for(let char in charMap)
    {
      //debugger;
      if (charMap[char] > maxNum)
        {
          maxNum = charMap[char];
          maxChar = char;
          
        }
    }
  
  console.log(charMap)
}

const output = maxCharacter('javascrddddipt');

console.log(output);