<?php
$xmls = [6, 3, 2, 5, 4, 1];
echo memory_get_usage() . "\n\n";
usort($xmls, function($a, $b) {
static $documents = array();
if (!isset($documents[$a])) {
$documents[$a] = true;
}
if (!isset($documents[$b])) {
$documents[$b] = true;
}
if ($documents[$a] == $documents[$b]) {
$result = 0;
} else {
$result = $documents[$a] < $documents[$b] ? -1 : 1;
}
echo "a = {$a}, b = {$b}, result = {$result}\n" , memory_get_usage() , "\n" , print_r($documents, true) , "\n";
return $result;
});
echo memory_get_usage() . "\n" . print_r($xmls, true) . "\n";
- Output for 7.3.0 - 7.3.12
- 390392
a = 6, b = 3, result = 0
391920
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
391920
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
391920
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
391920
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
391920
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
390824
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.2.0 - 7.2.24
- 386696
a = 6, b = 3, result = 0
388224
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
388224
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
388224
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
388224
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
388224
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
387128
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.1.25 - 7.1.33
- 349992
a = 6, b = 3, result = 0
351520
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
351520
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
351520
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
351520
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
351520
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
350424
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.1.0, 7.1.7
- 350064
a = 6, b = 3, result = 0
351592
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
351592
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
351592
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
351592
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
351592
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
350496
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.1.5 - 7.1.6
- 350432
a = 6, b = 3, result = 0
351960
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
351960
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
351960
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
351960
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
351960
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
350864
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.0.6 - 7.0.20
- 350400
a = 6, b = 3, result = 0
351928
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
352056
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
352056
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
352056
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
352056
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
350584
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 7.0.0 - 7.0.5
- 350400
a = 6, b = 3, result = 0
351552
Array
(
[6] => 1
[3] => 1
)
a = 3, b = 2, result = 0
351680
Array
(
[6] => 1
[3] => 1
[2] => 1
)
a = 2, b = 5, result = 0
351680
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
)
a = 5, b = 4, result = 0
351680
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
)
a = 4, b = 1, result = 0
351680
Array
(
[6] => 1
[3] => 1
[2] => 1
[5] => 1
[4] => 1
[1] => 1
)
350584
Array
(
[0] => 6
[1] => 3
[2] => 2
[3] => 5
[4] => 4
[5] => 1
)
- Output for 5.6.0 - 5.6.28
- 223424
a = 2, b = 3, result = 0
224784
Array
(
[2] => 1
[3] => 1
)
a = 1, b = 2, result = 0
225448
Array
(
[2] => 1
[3] => 1
[1] => 1
)
a = 2, b = 6, result = 0
225584
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
)
a = 4, b = 2, result = 0
225720
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
)
a = 5, b = 2, result = 0
225856
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 3, b = 6, result = 0
225856
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 1, b = 5, result = 0
225856
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 4, b = 1, result = 0
225856
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
224000
Array
(
[0] => 4
[1] => 1
[2] => 5
[3] => 2
[4] => 3
[5] => 6
)
- Output for 5.5.0 - 5.5.38
- 223424
a = 2, b = 3, result = 0
224768
Array
(
[2] => 1
[3] => 1
)
a = 1, b = 2, result = 0
225432
Array
(
[2] => 1
[3] => 1
[1] => 1
)
a = 2, b = 6, result = 0
225568
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
)
a = 4, b = 2, result = 0
225704
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
)
a = 5, b = 2, result = 0
225840
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 3, b = 6, result = 0
225840
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 1, b = 5, result = 0
225840
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 4, b = 1, result = 0
225840
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
223984
Array
(
[0] => 4
[1] => 1
[2] => 5
[3] => 2
[4] => 3
[5] => 6
)
- Output for 5.4.10 - 5.4.45
- 223920
a = 2, b = 3, result = 0
225256
Array
(
[2] => 1
[3] => 1
)
a = 1, b = 2, result = 0
225920
Array
(
[2] => 1
[3] => 1
[1] => 1
)
a = 2, b = 6, result = 0
226056
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
)
a = 4, b = 2, result = 0
226192
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
)
a = 5, b = 2, result = 0
226328
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 3, b = 6, result = 0
226328
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 1, b = 5, result = 0
226328
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 4, b = 1, result = 0
226328
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
224480
Array
(
[0] => 4
[1] => 1
[2] => 5
[3] => 2
[4] => 3
[5] => 6
)
- Output for 5.4.0 - 5.4.9
- 223944
a = 2, b = 3, result = 0
225280
Array
(
[2] => 1
[3] => 1
)
a = 1, b = 2, result = 0
225944
Array
(
[2] => 1
[3] => 1
[1] => 1
)
a = 2, b = 6, result = 0
226080
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
)
a = 4, b = 2, result = 0
226216
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
)
a = 5, b = 2, result = 0
226352
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 3, b = 6, result = 0
226352
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 1, b = 5, result = 0
226352
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
a = 4, b = 1, result = 0
226352
Array
(
[2] => 1
[3] => 1
[1] => 1
[6] => 1
[4] => 1
[5] => 1
)
224504
Array
(
[0] => 4
[1] => 1
[2] => 5
[3] => 2
[4] => 3
[5] => 6
)
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/omReZ on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/omReZ on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/omReZ on line 3
Process exited with code 255.
preferences:
178.73 ms | 401 KiB | 262 Q