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--TEST--
Test rsort() function : usage variations - referenced variables
--FILE--
<?php
/*
* Test behaviour of rsort() when:
* 1. passed an array of referenced variables
* 2. $array_arg is a reference to another array
* 3. $array_arg is passed by reference
*/
echo "*** Testing rsort() : variation ***\n";
$value1 = 100;
$value2 = 33;
$value3 = 555;
// an array containing integer references
$unsorted_numerics = array( &$value1 , &$value2, &$value3);
echo "\n-- 'flag' value is default --\n";
$temp_array = $unsorted_numerics;
var_dump( rsort($temp_array) );
var_dump( $temp_array);
echo "\n-- 'flag' = SORT_REGULAR --\n";
$temp_array = &$unsorted_numerics;
var_dump( rsort($temp_array, SORT_REGULAR) );
var_dump( $temp_array);
echo "Done";
?>
--EXPECT--
*** Testing rsort() : variation ***
-- 'flag' value is default --
bool(true)
array(3) {
[0]=>
&int(555)
[1]=>
&int(100)
[2]=>
&int(33)
}
-- 'flag' = SORT_REGULAR --
bool(true)
array(3) {
[0]=>
&int(555)
[1]=>
&int(100)
[2]=>
&int(33)
}
Done
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