mirror of
https://github.com/php/php-src.git
synced 2024-10-19 07:22:40 +00:00
151 lines
3.0 KiB
PHP
151 lines
3.0 KiB
PHP
--TEST--
|
|
Test uasort() function : usage variations - sort different numeric values
|
|
--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
|
|
*/
|
|
|
|
/*
|
|
* sorting different types of numeric arrays containing data of following type:
|
|
* integer, octal, hexadecimal & float
|
|
*/
|
|
|
|
// comparision function
|
|
/* Prototype : int cmp_function(mixed $value1, mixed $value2)
|
|
* Parameters : $value1 and $value2 - values to be compared
|
|
* Return value : 0 - if both values are same
|
|
* 1 - if value1 is greater than value2
|
|
* -1 - if value1 is less than value2
|
|
* Description : compares value1 and value2
|
|
*/
|
|
function cmp_function($value1, $value2)
|
|
{
|
|
if($value1 == $value2) {
|
|
return 0;
|
|
}
|
|
else if($value1 > $value2) {
|
|
return 1;
|
|
}
|
|
else {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
echo "*** Testing uasort() : different numeric arrays as 'array_arg' ***\n";
|
|
|
|
// Int array
|
|
$int_values = array(0 => 3, 1 => 2, 3 => 100, 4 => 150, 5 => 25, 6 => 350, 7 => 0, 8 => -3, 9 => -1200);
|
|
echo "-- Sorting Integer array --\n";
|
|
var_dump( uasort($int_values, 'cmp_function') ); // expecting: bool(true)
|
|
var_dump($int_values);
|
|
|
|
// Octal array
|
|
$octal_values = array(0 => 056, 1 => 023, 2 => 090, 3 => 015, 4 => -045, 5 => 01, 6 => -078);
|
|
echo "-- Sorting Octal array --\n";
|
|
var_dump( uasort($octal_values, 'cmp_function') ); // expecting: bool(true)
|
|
var_dump($octal_values);
|
|
|
|
// Hexadecimal array
|
|
$hex_values = array(0 => 0xAE, 1 => 0x2B, 2 => 0X10, 3 => -0xCF, 4 => 0X12, 5 => -0XF2);
|
|
echo "-- Sorting Hex array --\n";
|
|
var_dump( uasort($hex_values, 'cmp_function') ); // expecting: bool(true)
|
|
var_dump($hex_values);
|
|
|
|
// Float array
|
|
$float_values = array( 0 => 10.2, 1 => 2.4, 2 => -3.4, 3 => 0, 4 => 0.5, 5 => 7.3e3, 6 => -9.34E-2);
|
|
echo "-- Sorting Float array --\n";
|
|
var_dump( uasort($float_values, 'cmp_function') ); // expecting: bool(true)
|
|
var_dump($float_values);
|
|
|
|
// empty array
|
|
$empty_array = array();
|
|
echo "-- Sorting empty array --\n";
|
|
var_dump( uasort($empty_array, 'cmp_function') ); // expecting: bool(true)
|
|
var_dump($empty_array);
|
|
|
|
echo "Done"
|
|
?>
|
|
--EXPECTF--
|
|
*** Testing uasort() : different numeric arrays as 'array_arg' ***
|
|
-- Sorting Integer array --
|
|
bool(true)
|
|
array(9) {
|
|
[9]=>
|
|
int(-1200)
|
|
[8]=>
|
|
int(-3)
|
|
[7]=>
|
|
int(0)
|
|
[1]=>
|
|
int(2)
|
|
[0]=>
|
|
int(3)
|
|
[5]=>
|
|
int(25)
|
|
[3]=>
|
|
int(100)
|
|
[4]=>
|
|
int(150)
|
|
[6]=>
|
|
int(350)
|
|
}
|
|
-- Sorting Octal array --
|
|
bool(true)
|
|
array(7) {
|
|
[4]=>
|
|
int(-37)
|
|
[6]=>
|
|
int(-7)
|
|
[2]=>
|
|
int(0)
|
|
[5]=>
|
|
int(1)
|
|
[3]=>
|
|
int(13)
|
|
[1]=>
|
|
int(19)
|
|
[0]=>
|
|
int(46)
|
|
}
|
|
-- Sorting Hex array --
|
|
bool(true)
|
|
array(6) {
|
|
[5]=>
|
|
int(-242)
|
|
[3]=>
|
|
int(-207)
|
|
[2]=>
|
|
int(16)
|
|
[4]=>
|
|
int(18)
|
|
[1]=>
|
|
int(43)
|
|
[0]=>
|
|
int(174)
|
|
}
|
|
-- Sorting Float array --
|
|
bool(true)
|
|
array(7) {
|
|
[2]=>
|
|
float(-3.4)
|
|
[6]=>
|
|
float(-0.0934)
|
|
[3]=>
|
|
int(0)
|
|
[4]=>
|
|
float(0.5)
|
|
[1]=>
|
|
float(2.4)
|
|
[0]=>
|
|
float(10.2)
|
|
[5]=>
|
|
float(7300)
|
|
}
|
|
-- Sorting empty array --
|
|
bool(true)
|
|
array(0) {
|
|
}
|
|
Done
|