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File: array_merge_variation9.phpt
--TEST--
Test array_merge() function : usage variations - referenced variables
--FILE--
<?php
/* Test array_merge() when:
 * 1. Passed an array made up of referenced variables
 * 2. Passed an array as the first argument and a reference to that array as the second.
 */

echo "*** Testing array_merge() : usage variations ***\n";

$val1 = 'foo';
$val2 = 'bar';
$val3 = 'baz';

$arr1 = array(&$val1, &$val2, &$val3);
$arr2 = array('key1' => 'val1', 'key2' => 'val2', 'key3' => 'val3');

echo "\n-- Merge an array made up of referenced variables to an assoc. array --\n";
var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

$val2 = 'hello world';

echo "\n-- Change \$val2 --\n";
var_dump(array_merge($arr1, $arr2));
var_dump(array_merge($arr2, $arr1));

echo "Done";
?>
--EXPECT--
*** Testing array_merge() : usage variations ***

-- Merge an array made up of referenced variables to an assoc. array --
array(6) {
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(3) "bar"
  [2]=>
  &string(3) "baz"
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
array(6) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(3) "bar"
  [2]=>
  &string(3) "baz"
}

-- Change $val2 --
array(6) {
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(11) "hello world"
  [2]=>
  &string(3) "baz"
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
}
array(6) {
  ["key1"]=>
  string(4) "val1"
  ["key2"]=>
  string(4) "val2"
  ["key3"]=>
  string(4) "val3"
  [0]=>
  &string(3) "foo"
  [1]=>
  &string(11) "hello world"
  [2]=>
  &string(3) "baz"
}
Done