diff --git a/src/countEvenNumbers.js b/src/countEvenNumbers.js
new file mode 100644
index 0000000..4204d46
--- /dev/null
+++ b/src/countEvenNumbers.js
@@ -0,0 +1,13 @@
+function count_even_numbers(arr) {
+    // here arr is an integer array.
+    
+    var count = 0, value;
+    
+    for (var i = 0; i <= arr.length; i++) {
+        value = arr[i];
+        if (value % 2 === 0 && value >= 2) {
+            count ++;
+        }
+    }
+    console.log(count);
+}