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258 lines
3.9 KiB
PHP
258 lines
3.9 KiB
PHP
--TEST--
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Test arsort() function : usage variations - sorting arrays with/without keys, 'sort_flags' as default/SORT_REGULAR
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--FILE--
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<?php
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/* Prototype : bool arsort ( array &$array [, int $sort_flags] )
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* Description: Sort an array and maintain index association.
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Elements will be arranged from highest to lowest when this function has completed.
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing arsort() by providing arrays with key values for $array argument with following flag values.
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* 1.flag value as default
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* 2.SORT_REGULAR - compare items normally
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*/
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echo "*** Testing arsort() : usage variations ***\n";
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// list of arrays with/without key values
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$various_arrays = array (
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array(5 => 55, 66, 22, 33, 11),
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array ("a" => "orange", "banana", "c" => "apple"),
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array(1, 2, 3, 4, 5, 6),
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array("first", 5 => "second", "third"),
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array(1, 1, 8 => 1, 4 => 1, 19, 3 => 13),
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array('bar' => 'baz', "foo" => 1),
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array('a'=>1,'b'=>array('e'=>2,'f'=>3),'c'=>array('g'=>4),'d'=>5),
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);
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$count = 1;
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echo "\n-- Testing arsort() by supplying various arrays with key values --\n";
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// loop through to test arsort() with different arrays,
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// to test the new keys for the elements in the sorted array
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foreach ($various_arrays as $array) {
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echo "\n-- Iteration $count --\n";
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echo "- With default sort_flag -\n";
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$temp_array = $array;
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var_dump(arsort($temp_array) );
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var_dump($temp_array);
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echo "- Sort_flag = SORT_REGULAR -\n";
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$temp_array = $array;
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var_dump(arsort($temp_array, SORT_REGULAR) );
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var_dump($temp_array);
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$count++;
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}
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing arsort() : usage variations ***
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-- Testing arsort() by supplying various arrays with key values --
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-- Iteration 1 --
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- With default sort_flag -
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bool(true)
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array(5) {
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[6]=>
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int(66)
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[5]=>
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int(55)
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[8]=>
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int(33)
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[7]=>
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int(22)
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[9]=>
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int(11)
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(5) {
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[6]=>
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int(66)
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[5]=>
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int(55)
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[8]=>
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int(33)
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[7]=>
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int(22)
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[9]=>
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int(11)
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}
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-- Iteration 2 --
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- With default sort_flag -
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bool(true)
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array(3) {
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["a"]=>
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string(6) "orange"
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[0]=>
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string(6) "banana"
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["c"]=>
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string(5) "apple"
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(3) {
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["a"]=>
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string(6) "orange"
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[0]=>
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string(6) "banana"
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["c"]=>
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string(5) "apple"
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}
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-- Iteration 3 --
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- With default sort_flag -
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bool(true)
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array(6) {
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[5]=>
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int(6)
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[4]=>
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int(5)
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[3]=>
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int(4)
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[2]=>
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int(3)
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[1]=>
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int(2)
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[0]=>
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int(1)
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(6) {
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[5]=>
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int(6)
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[4]=>
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int(5)
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[3]=>
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int(4)
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[2]=>
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int(3)
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[1]=>
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int(2)
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[0]=>
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int(1)
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}
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-- Iteration 4 --
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- With default sort_flag -
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bool(true)
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array(3) {
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[6]=>
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string(5) "third"
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[5]=>
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string(6) "second"
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[0]=>
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string(5) "first"
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(3) {
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[6]=>
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string(5) "third"
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[5]=>
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string(6) "second"
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[0]=>
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string(5) "first"
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}
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-- Iteration 5 --
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- With default sort_flag -
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bool(true)
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array(6) {
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[9]=>
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int(19)
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[3]=>
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int(13)
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[4]=>
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int(1)
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[8]=>
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int(1)
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[1]=>
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int(1)
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[0]=>
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int(1)
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(6) {
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[9]=>
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int(19)
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[3]=>
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int(13)
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[4]=>
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int(1)
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[8]=>
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int(1)
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[1]=>
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int(1)
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[0]=>
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int(1)
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}
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-- Iteration 6 --
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- With default sort_flag -
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bool(true)
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array(2) {
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["foo"]=>
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int(1)
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["bar"]=>
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string(3) "baz"
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(2) {
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["foo"]=>
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int(1)
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["bar"]=>
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string(3) "baz"
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}
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-- Iteration 7 --
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- With default sort_flag -
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bool(true)
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array(4) {
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["b"]=>
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array(2) {
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["e"]=>
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int(2)
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["f"]=>
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int(3)
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}
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["c"]=>
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array(1) {
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["g"]=>
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int(4)
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}
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["d"]=>
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int(5)
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["a"]=>
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int(1)
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}
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- Sort_flag = SORT_REGULAR -
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bool(true)
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array(4) {
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["b"]=>
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array(2) {
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["e"]=>
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int(2)
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["f"]=>
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int(3)
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}
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["c"]=>
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array(1) {
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["g"]=>
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int(4)
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}
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["d"]=>
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int(5)
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["a"]=>
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int(1)
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}
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Done
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