valid-palindrome solution

Author: Jeehay28

valid-palindrome/Jeehay28.js

@@ -0,0 +1,17 @@
+/**
+ * @param {string} s
+ * @return {boolean}
+ */
+var isPalindrome = function (s) {
+  const reg = /[a-z0-9]/g;
+  const converted = s.toLowerCase().match(reg);
+
+  if (converted === null) {
+    return true;
+  } else {
+    const forward = converted.join("");
+    const backward = converted.reverse().join("");
+
+    return forward === backward;
+  }
+};