PAL.C.T MINI SHELL
--TEST--
Test uasort() function : usage variations - different associative arrays
--FILE--
<?php
/* Prototype : bool uasort(array $array_arg, string $cmp_function)
* Description: Sort an array with a user-defined comparison function and maintain index association
* Source code: ext/standard/array.c
*/
/* Testing uasort() with different associative arrays having keys as
* string, integer, default & duplicate keys
*/
echo "*** Testing uasort() : sorting different associative arrays ***\n";
// comparison function
/* Prototype : int cmp(mixed $value1, mixed $value2)
* Parameters : $value1 and $value2 - values to be compared
* Return value : 0 - if both values are same
* 1 - if value1 is greater than value2
* -1 - if value1 is less than value2
* Description : compares value1 and value2
*/
function cmp($value1, $value2)
{
if($value1 == $value2) {
return 0;
}
else if($value1 > $value2) {
return 1;
}
else
return -1;
}
// Array with duplicate string and integer keys
$array_arg = array(0 => 2, "a" => 8, "d" => 9, 3 => 3, 5 => 2, "o" => 6, "z" => -99, 0 => 1, "z" => 3);
echo "-- Array with duplicate keys --\n";
var_dump( uasort($array_arg, 'cmp') );
var_dump($array_arg);
// Array with default and assigned keys
$array_arg = array(0 => "Banana", 1 => "Mango", "Orange", 2 => "Apple", "Pineapple");
echo "-- Array with default/assigned keys --\n";
var_dump( uasort($array_arg, 'cmp') );
var_dump($array_arg);
echo "Done"
?>
--EXPECTF--
*** Testing uasort() : sorting different associative arrays ***
-- Array with duplicate keys --
bool(true)
array(7) {
[0]=>
int(1)
[5]=>
int(2)
[3]=>
int(3)
["z"]=>
int(3)
["o"]=>
int(6)
["a"]=>
int(8)
["d"]=>
int(9)
}
-- Array with default/assigned keys --
bool(true)
array(4) {
[2]=>
string(5) "Apple"
[0]=>
string(6) "Banana"
[1]=>
string(5) "Mango"
[3]=>
string(9) "Pineapple"
}
Done
y~or5J ={Eeu磝Qk ᯘG{?+]ן?wM3X^歌>{7پK>on\jy R g/=fOroNVv~Y+ NGuÝHWyw[eQʨSb> >}Gmx[o[<{Ϯ_qF vM IENDB`