<?php
const REQUIRED = 1;
const OPTIONAL = 2;
const IS_ARRAY = 4;
$args = [
'a' => [IS_ARRAY],
'b' => [OPTIONAL],
'c' => [REQUIRED],
'd' => [REQUIRED]
];
uasort(
$args,
function ($a, $b) {
if ($a[0] & IS_ARRAY === IS_ARRAY) {
return -1;
}
if ($b[0] & IS_ARRAY === IS_ARRAY) {
return 1;
}
if ($a[0] & OPTIONAL === OPTIONAL) {
return -1;
}
if ($b[0] & OPTIONAL === OPTIONAL) {
return 1;
}
return 0;
}
);
var_dump($args);
- Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- array(4) {
["c"]=>
array(1) {
[0]=>
int(1)
}
["d"]=>
array(1) {
[0]=>
int(1)
}
["a"]=>
array(1) {
[0]=>
int(4)
}
["b"]=>
array(1) {
[0]=>
int(2)
}
}
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array(4) {
["c"]=>
array(1) {
[0]=>
int(1)
}
["d"]=>
array(1) {
[0]=>
int(1)
}
["a"]=>
array(1) {
[0]=>
int(4)
}
["b"]=>
array(1) {
[0]=>
int(2)
}
}
- Output for 5.6.0 - 5.6.40
- array(4) {
["d"]=>
array(1) {
[0]=>
int(1)
}
["c"]=>
array(1) {
[0]=>
int(1)
}
["b"]=>
array(1) {
[0]=>
int(2)
}
["a"]=>
array(1) {
[0]=>
int(4)
}
}
preferences:
266.78 ms | 402 KiB | 287 Q