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+--TEST--
+Test array_diff_assoc() function : usage variations - binary safe check
+--FILE--
+<?php
+/* Prototype : array array_diff_assoc(array $arr1, array $arr2 [, array ...])
+ * Description: Returns the entries of arr1 that have values which are not
+ * present in any of the others arguments but do additional checks whether
+ * the keys are equal
+ * Source code: ext/standard/array.c
+ */
+
+/*
+ * Test how array_diff_assoc() compares binary data
+ */
+
+echo "*** Testing array_diff_assoc() : usage variations ***\n";
+
+$array1 = array( b"1",
+ b"hello",
+ "world",
+ "str1" => "hello",
+ "str2" => "world");
+
+$array2 = array( b"1" => 'hello',
+ b"world",
+ "hello",
+ 'test');
+
+var_dump(array_diff_assoc($array1, $array2));
+var_dump(array_diff_assoc($array2, $array1));
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_diff_assoc() : usage variations ***
+array(3) {
+ [0]=>
+ string(1) "1"
+ ["str1"]=>
+ string(5) "hello"
+ ["str2"]=>
+ string(5) "world"
+}
+array(2) {
+ [3]=>
+ string(5) "hello"
+ [4]=>
+ string(4) "test"
+}
+Done