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diff --git a/ext/standard/tests/array/array_diff_variation9.phpt b/ext/standard/tests/array/array_diff_variation9.phpt
new file mode 100644
index 000000000..58d9c201b
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+++ b/ext/standard/tests/array/array_diff_variation9.phpt
@@ -0,0 +1,100 @@
+--TEST--
+Test array_diff() function : usage variations - multidimensional arrays
+--FILE--
+<?php
+/* Prototype  : array array_diff(array $arr1, array $arr2 [, array ...])
+ * Description: Returns the entries of arr1 that have values which are 
+ * not present in any of the others arguments. 
+ * Source code: ext/standard/array.c
+ */
+
+/*
+ * Test how array_diff() compares multidimensional arrays
+ */
+
+echo "*** Testing array_diff() : usage variations ***\n";
+
+$array1 = array('sub_array1' => array (1, 2, 3),
+                'sub_array2' => array ('a', 'b', 'c'));
+$array2 = array('sub_arraya' => array (1, 3, 5),
+                'sub_arrayb' => array ('a', 'z', 'y'));
+
+echo "-- Compare two 2-D arrays --\n";
+var_dump(array_diff($array1, $array2));
+var_dump(array_diff($array2, $array1));
+
+echo "\n-- Compare subarrays from two 2-D arrays --\n";
+var_dump(array_diff($array1['sub_array1'], $array2['sub_arraya']));
+var_dump(array_diff($array2['sub_arraya'], $array1['sub_array1']));
+
+var_dump(array_diff($array1['sub_array2'], $array2['sub_arrayb']));
+var_dump(array_diff($array2['sub_arrayb'], $array1['sub_array1']));
+
+echo "\n-- Compare a subarray from one 2-D array and one 2-D array --\n";
+var_dump(array_diff($array1['sub_array1'], $array2));
+var_dump(array_diff($array1, $array2['sub_arraya']));
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_diff() : usage variations ***
+-- Compare two 2-D arrays --
+array(0) {
+}
+array(0) {
+}
+
+-- Compare subarrays from two 2-D arrays --
+array(1) {
+  [1]=>
+  int(2)
+}
+array(1) {
+  [2]=>
+  int(5)
+}
+array(2) {
+  [1]=>
+  string(1) "b"
+  [2]=>
+  string(1) "c"
+}
+array(3) {
+  [0]=>
+  string(1) "a"
+  [1]=>
+  string(1) "z"
+  [2]=>
+  string(1) "y"
+}
+
+-- Compare a subarray from one 2-D array and one 2-D array --
+array(3) {
+  [0]=>
+  int(1)
+  [1]=>
+  int(2)
+  [2]=>
+  int(3)
+}
+array(2) {
+  ["sub_array1"]=>
+  array(3) {
+    [0]=>
+    int(1)
+    [1]=>
+    int(2)
+    [2]=>
+    int(3)
+  }
+  ["sub_array2"]=>
+  array(3) {
+    [0]=>
+    string(1) "a"
+    [1]=>
+    string(1) "b"
+    [2]=>
+    string(1) "c"
+  }
+}
+Done
+\ No newline at end of file