const palindromes = function (checkString) { const formattedString = checkString .split("") .filter(char => {return /[a-zA-Z0-9]/.test(char)}) .join(""); console.log("Original: " + formattedString.toUpperCase()) const reverseString = formattedString .split("") .reverse() .join(""); console.log("Reverse: " + reverseString.toUpperCase()) return (formattedString.toUpperCase() === reverseString.toUpperCase()) }; // Do not edit below this line module.exports = palindromes;