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192 lines
2.6 KiB
PHP
192 lines
2.6 KiB
PHP
--TEST--
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Test array_slice() function : usage variations - Pass different integers as $offset argument
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--FILE--
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<?php
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/* Prototype : array array_slice(array $input, int $offset [, int $length [, bool $preserve_keys]])
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* Description: Returns elements specified by offset and length
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* Source code: ext/standard/array.c
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*/
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/*
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* Pass different integers as $offset argument to test how array_slice() behaves
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*/
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echo "*** Testing array_slice() : usage variations ***\n";
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$input = array ('one' => 1, 2 => 'two', 'three', 9 => 'nine', 'ten' => 10);
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for ($i = -7; $i <= 7; $i++) {
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echo "\n-- \$offset is $i --\n";
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var_dump(array_slice($input, $i));
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}
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echo "\n-- \$offset is maximum integer value --\n";
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var_dump(array_slice($input, PHP_INT_MAX));
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echo "\n-- \$offset is minimum integer value --\n";
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var_dump(array_slice($input, -PHP_INT_MAX));
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echo "Done";
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?>
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--EXPECT--
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*** Testing array_slice() : usage variations ***
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-- $offset is -7 --
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array(5) {
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[u"one"]=>
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int(1)
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -6 --
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array(5) {
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[u"one"]=>
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int(1)
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -5 --
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array(5) {
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[u"one"]=>
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int(1)
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -4 --
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array(4) {
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -3 --
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array(3) {
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[0]=>
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unicode(5) "three"
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[1]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -2 --
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array(2) {
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[0]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is -1 --
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array(1) {
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[u"ten"]=>
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int(10)
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}
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-- $offset is 0 --
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array(5) {
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[u"one"]=>
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int(1)
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is 1 --
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array(4) {
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is 2 --
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array(3) {
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[0]=>
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unicode(5) "three"
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[1]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is 3 --
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array(2) {
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[0]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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-- $offset is 4 --
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array(1) {
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[u"ten"]=>
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int(10)
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}
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-- $offset is 5 --
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array(0) {
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}
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-- $offset is 6 --
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array(0) {
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}
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-- $offset is 7 --
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array(0) {
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}
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-- $offset is maximum integer value --
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array(0) {
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}
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-- $offset is minimum integer value --
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array(5) {
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[u"one"]=>
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int(1)
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[0]=>
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unicode(3) "two"
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[1]=>
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unicode(5) "three"
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[2]=>
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unicode(4) "nine"
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[u"ten"]=>
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int(10)
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}
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Done
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