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--TEST--
Test array_merge() function : usage variations - position of internal array pointer
--FILE--
<?php
/* Prototype : array array_merge(array $arr1, array $arr2 [, array $...])
* Description: Merges elements from passed arrays into one array
* Source code: ext/standard/array.c
*/
/*
* Check the position of the internal array pointer after calling array_merge().
* This test is also passing more than two arguments to array_merge().
*/
echo "*** Testing array_merge() : usage variations ***\n";
$arr1 = array ('zero', 'one', 'two');
$arr2 = array ('zero', 'un', 'deux');
$arr3 = array ('null', 'eins', 'zwei');
echo "\n-- Call array_merge() --\n";
var_dump($result = array_merge($arr1, $arr2, $arr3));
echo "\n-- Position of Internal Pointer in Result: --\n";
echo key($result) . " => " . current($result) . "\n";
echo "\n-- Position of Internal Pointer in Original Array: --\n";
echo "\$arr1: ";
echo key($arr1) . " => " . current ($arr1) . "\n";
echo "\$arr2: ";
echo key($arr2) . " => " . current ($arr2) . "\n";
echo "\$arr3: ";
echo key($arr3) . " => " . current ($arr3) . "\n";
echo "Done";
?>
--EXPECT--
*** Testing array_merge() : usage variations ***
-- Call array_merge() --
array(9) {
[0]=>
string(4) "zero"
[1]=>
string(3) "one"
[2]=>
string(3) "two"
[3]=>
string(4) "zero"
[4]=>
string(2) "un"
[5]=>
string(4) "deux"
[6]=>
string(4) "null"
[7]=>
string(4) "eins"
[8]=>
string(4) "zwei"
}
-- Position of Internal Pointer in Result: --
0 => zero
-- Position of Internal Pointer in Original Array: --
$arr1: 0 => zero
$arr2: 0 => zero
$arr3: 0 => null
Done
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