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