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81 lines
1.5 KiB
PHP
81 lines
1.5 KiB
PHP
--TEST--
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Test rsort() function : usage variations - referenced variables
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--INI--
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allow_call_time_pass_reference=on
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--FILE--
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<?php
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/* Prototype : bool rsort(array &$array_arg [, int $sort_flags])
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* Description: Sort an array in reverse order
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* Source code: ext/standard/array.c
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*/
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/*
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* Test behaviour of rsort() when:
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* 1. passed an array of referenced variables
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* 2. $array_arg is a reference to another array
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* 3. $array_arg is passed by reference
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*/
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echo "*** Testing rsort() : variation ***\n";
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$value1 = 100;
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$value2 = 33;
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$value3 = 555;
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// an array containing integer references
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$unsorted_numerics = array( &$value1 , &$value2, &$value3);
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echo "\n-- 'flag' value is defualt --\n";
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$temp_array = $unsorted_numerics;
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var_dump( rsort($temp_array) );
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var_dump( $temp_array);
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echo "\n-- 'flag' = SORT_REGULAR --\n";
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$temp_array = &$unsorted_numerics;
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var_dump( rsort($temp_array, SORT_REGULAR) );
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var_dump( $temp_array);
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echo "\n-- 'flag' = SORT_NUMERIC --\n";
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$temp_array = $unsorted_numerics;
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var_dump( rsort(&$temp_array, SORT_NUMERIC) );
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var_dump( $temp_array);
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echo "Done";
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?>
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--EXPECTF--
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*** Testing rsort() : variation ***
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-- 'flag' value is defualt --
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bool(true)
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array(3) {
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[0]=>
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&int(555)
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[1]=>
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&int(100)
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[2]=>
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&int(33)
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}
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-- 'flag' = SORT_REGULAR --
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bool(true)
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array(3) {
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[0]=>
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&int(555)
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[1]=>
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&int(100)
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[2]=>
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&int(33)
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}
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-- 'flag' = SORT_NUMERIC --
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bool(true)
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array(3) {
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[0]=>
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&int(555)
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[1]=>
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&int(100)
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[2]=>
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&int(33)
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}
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Done
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