exercise3 complete

03_reverseString/reverseString.js

@@ -1,6 +1,26 @@
-const reverseString = function() {
+//ALGO 3 - COMPLETE
+
+/*
+Pseudocode: 
+- If a string is passed as an argument into the function, we need to return the reversed version of the string.
+*/
+
+const reverseString = function(string) {
+    // Store the length of the string inside the loopNum variable. This variable will be so we now how many loop iterations to perform.
+    let loopNum = string.length;
+    // Store an empty string inside reversedString. We will add a letter to the reversedString for each iteation. 
+    let reversedString = ''
+    // Create a for loop. Start at index of 1, and as long as i is below length of string. we will continue the loop. 
+    // For each iteration of the loop, we add a single character to the string. This character will be i amout of positions from the end of the string. As I grows, we move towards the front of the string.
+    for (i = 1; i <= loopNum; i++) {
+        reversedString += string.charAt(string.length - i);
+    }
+    return reversedString
 
 };
 
+let test = reverseString('hello there')
+console.log(test)
+
 // Do not edit below this line
 module.exports = reverseString;

03_reverseString/reverseString.spec.js

@@ -5,14 +5,14 @@ describe('reverseString', () => {
     expect(reverseString('hello')).toEqual('olleh');
   });
 
-  test.skip('reverses multiple words', () => {
+  test('reverses multiple words', () => {
     expect(reverseString('hello there')).toEqual('ereht olleh')
   })
 
-  test.skip('works with numbers and punctuation', () => {
+  test('works with numbers and punctuation', () => {
     expect(reverseString('123! abc!')).toEqual('!cba !321')
   })
-  test.skip('works with blank strings', () => {
+  test('works with blank strings', () => {
     expect(reverseString('')).toEqual('')
   })
 });