diff --git a/array_equals.rb b/array_equals.rb
new file mode 100644
index 0000000..10c556b
--- /dev/null
+++ b/array_equals.rb
@@ -0,0 +1,21 @@
+def array_equals(array1, array2)
+
+  if array1 == nil && array2 == nil
+    return true
+  elsif array1 == nil || array2 == nil
+      return false
+  end
+
+  unless array1.length == array2.length
+    return false
+  end
+
+  array1.length.times do |i|
+    unless array1[i] == array2[i]
+      return false
+    end
+  end
+
+  return true
+
+end