Turn a string into camel case

Camel Case

const camelCase = function(input) {
  //split the words
  let output = input.split(' ');
  //capitalize the words
  for (let i = 1; i < output.length; i++){
    output[i] = output[i].charAt(0).toUpperCase() + output[i].substring(1);
  }
  //join the words
  return output.join('');
};