Add files via upload

09_palindromes/palindromes.js

@@ -1,5 +1,20 @@
-const palindromes = function () {
+const palindromes = function (string) {
+    string = string.replace(/[^a-zA-Z0-9]/g, '');
+    const array = Array.from(string);
+    let newArray = [];
 
+    for (let i = 1; i <= string.length; i++) {
+        newArray.push(string[string.length - i]);
+    }
+
+    let stringArray = (array.toString()).toLowerCase();
+    let stringNewArray = (newArray.toString()).toLowerCase();
+
+    if (stringArray === stringNewArray) {
+        return true;
+    } else {
+        return false;
+    }
 };
 
 // Do not edit below this line

09_palindromes/palindromes.spec.js

@@ -4,19 +4,19 @@ describe('palindromes', () => {
   test('works with single words', () => {
     expect(palindromes('racecar')).toBe(true);
   });
-  test.skip('works with punctuation ', () => {
+  test('works with punctuation ', () => {
     expect(palindromes('racecar!')).toBe(true);
   });
-  test.skip('works with upper-case letters ', () => {
+  test('works with upper-case letters ', () => {
     expect(palindromes('Racecar!')).toBe(true);
   });
-  test.skip('works with multiple words', () => {
+  test('works with multiple words', () => {
     expect(palindromes('A car, a man, a maraca.')).toBe(true);
   });
-  test.skip('works with multiple words', () => {
+  test('works with multiple words', () => {
     expect(palindromes('Animal loots foliated detail of stool lamina.')).toBe(true);
   });
-  test.skip('doesn\'t just always return true', () => {
+  test('doesn\'t just always return true', () => {
     expect(palindromes('ZZZZ car, a man, a maracaz.')).toBe(false);
   });
 });