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diff --git a/ext/standard/tests/array/array_intersect_variation5.phpt b/ext/standard/tests/array/array_intersect_variation5.phpt
new file mode 100644
index 0000000..9aaedeb
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+++ b/ext/standard/tests/array/array_intersect_variation5.phpt
@@ -0,0 +1,192 @@
+--TEST--
+Test array_intersect() function : usage variations - assoc array with diff keys for 'arr1' argument
+--FILE--
+<?php
+/* Prototype  : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments 
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_intersect() by passing different
+ * associative arrays having different possible keys to $arr1 argument.
+ * The $arr2 argument is a fixed array
+*/
+
+echo "*** Testing array_intersect() : assoc array with diff keys to \$arr1 argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different variations of associative arrays to be passed to $arr1 argument
+$arrays = array (
+
+       // empty array
+/*1*/  array(),
+
+       // arrays with integer keys
+       array(0 => "0"),
+       array(1 => "1"),
+       array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
+
+       // arrays with float keys
+/*5*/  array(2.3333 => "float"),
+       array(1.2 => "f1", 3.33 => "f2",
+             4.89999922839999 => "f3",
+             33333333.333333 => "f4"),
+
+       // arrays with string keys
+/*7*/  array('\tHello' => 111, 're\td' => "color",
+             '\v\fworld' => 2.2, 'pen\n' => 33),
+       array("\tHello" => 111, "re\td" => "color",
+             "\v\fworld" => 2.2, "pen\n" => 33),
+       array("hello", $heredoc => "string"), // heredoc
+
+       // array with unset variable
+/*10*/ array( @$unset_var => "hello"),
+
+       // array with mixed keys
+/*11*/ array('hello' => 1,  "fruit" => 2.2,
+              133 => "int", 444.432 => "float",
+             @$unset_var => "unset", $heredoc => "heredoc")
+);
+
+// array to be passsed to $arr2 argument
+$arr2 = array(1, "float", "f4", "hello", 2.2, 'color', "string", "pen\n", 11);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr1) {
+  echo "-- Iterator $iterator --\n";
+
+  // Calling array_intersect() with default arguments
+  var_dump( array_intersect($arr1, $arr2) );
+
+  // Calling array_intersect() with more arguments.
+  // additional argument passed is the same as $arr1 argument
+  var_dump( array_intersect($arr1, $arr2, $arr1) );
+  $iterator++;
+}
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : assoc array with diff keys to $arr1 argument ***
+-- Iterator 1 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 2 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 3 --
+array(1) {
+  [1]=>
+  string(1) "1"
+}
+array(1) {
+  [1]=>
+  string(1) "1"
+}
+-- Iterator 4 --
+array(1) {
+  [1]=>
+  string(1) "1"
+}
+array(1) {
+  [1]=>
+  string(1) "1"
+}
+-- Iterator 5 --
+array(1) {
+  [2]=>
+  string(5) "float"
+}
+array(1) {
+  [2]=>
+  string(5) "float"
+}
+-- Iterator 6 --
+array(1) {
+  [33333333]=>
+  string(2) "f4"
+}
+array(1) {
+  [33333333]=>
+  string(2) "f4"
+}
+-- Iterator 7 --
+array(2) {
+  ["re\td"]=>
+  string(5) "color"
+  ["\v\fworld"]=>
+  float(2.2)
+}
+array(2) {
+  ["re\td"]=>
+  string(5) "color"
+  ["\v\fworld"]=>
+  float(2.2)
+}
+-- Iterator 8 --
+array(2) {
+  ["re	d"]=>
+  string(5) "color"
+  ["world"]=>
+  float(2.2)
+}
+array(2) {
+  ["re	d"]=>
+  string(5) "color"
+  ["world"]=>
+  float(2.2)
+}
+-- Iterator 9 --
+array(2) {
+  [0]=>
+  string(5) "hello"
+  ["Hello world"]=>
+  string(6) "string"
+}
+array(2) {
+  [0]=>
+  string(5) "hello"
+  ["Hello world"]=>
+  string(6) "string"
+}
+-- Iterator 10 --
+array(1) {
+  [""]=>
+  string(5) "hello"
+}
+array(1) {
+  [""]=>
+  string(5) "hello"
+}
+-- Iterator 11 --
+array(3) {
+  ["hello"]=>
+  int(1)
+  ["fruit"]=>
+  float(2.2)
+  [444]=>
+  string(5) "float"
+}
+array(3) {
+  ["hello"]=>
+  int(1)
+  ["fruit"]=>
+  float(2.2)
+  [444]=>
+  string(5) "float"
+}
+Done