Function #22: Added

Author: Nazmulstc

Problem.txt

@@ -19,13 +19,13 @@
 #19: Print in Console the first 100 prime numbers
 #20: Check Odd or Even Number with Arguments Objects
 #21: Create a function that will return in an array the first "nPrimes" prime numbers greater than a particular number "startAt"
+#22: Rotate an array to the left 1 position
 
 
 
 
 
 
-#21: Rotate an array to the left 1 position
 #22: Rotate an array to the right 1 position
 #23: Reverse an array
 #24: Reverse a string

README.md

@@ -288,3 +288,18 @@ function isPrime(num) {
 }
 
 ```
+
+**#22: Rotate an array to the left 1 position**
+
+```
+
+const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
+
+rotateLeft(arr);
+function rotateLeft(arr) {
+  const arrFirstElement = arr.shift();
+  arr.push(arrFirstElement);
+}
+console.log(arr);
+
+```

script.js

@@ -1,4 +1,4 @@
-// #1: Print in Console from 1 to 10 numbers?
+/* // #1: Print in Console from 1 to 10 numbers?
 for (let i = 1; i <= 10; i++) {
   console.log(i);
 }
@@ -184,3 +184,13 @@ function isPrime(num) {
     }
   return num > 1;
 }
+ */
+// #22: Rotate an array to the left 1 position
+const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
+
+rotateLeft(arr);
+function rotateLeft(arr) {
+  const arrFirstElement = arr.shift();
+  arr.push(arrFirstElement);
+}
+console.log(arr);