File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / php / ext / standard / tests / array / each_variation4.phpt
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Tue May 29 12:34:45 2012 UTC (12 years, 1 month ago) by misho
Branches: php, MAIN
CVS tags: v5_4_3elwix, v5_4_29p0, v5_4_29, v5_4_20p0, v5_4_20, v5_4_17p0, v5_4_17, HEAD
php 5.4.3+patches

--TEST--
Test each() function : usage variations - Referenced variables
--FILE--
<?php
/* Prototype  : array each(array $arr)
 * Description: Return the currently pointed key..value pair in the passed array,
 * and advance the pointer to the next element 
 * Source code: Zend/zend_builtin_functions.c
 */

/*
 * Test behaviour of each() when:
 * 1. Passed an array made up of referenced variables
 * 2. Passed an array as $arr argument by reference
 */

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

echo "\n-- Array made up of referenced variables: --\n";
$val1 = 'foo';
$val2 = 'bar';

$arr1 = array('one' => &$val1, &$val2);

echo "-- Call each until at the end of the array: --\n";
var_dump( each($arr1) );
var_dump( each($arr1) );
var_dump( each($arr1) );

echo "Done";
?>

--EXPECTF--
*** Testing each() : usage variations ***

-- Array made up of referenced variables: --
-- Call each until at the end of the array: --
array(4) {
  [1]=>
  string(3) "foo"
  ["value"]=>
  string(3) "foo"
  [0]=>
  string(3) "one"
  ["key"]=>
  string(3) "one"
}
array(4) {
  [1]=>
  string(3) "bar"
  ["value"]=>
  string(3) "bar"
  [0]=>
  int(0)
  ["key"]=>
  int(0)
}
bool(false)
Done

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