<?php
$a= [['a', 10], ['b', 11], ['c', 12], ['d', 13]];
$b = [['k', 21], ['l', 22], ['m', 23]];
$diff = array_udiff($a, $b, function($o1, $o2) {
echo 'comparing ' . $o1[0] . ', ' . $o2[0];
return $o1[1] - $o2[1];
});
var_dump($diff);
- Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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
- comparing a, bcomparing b, ccomparing c, dcomparing k, lcomparing l, mcomparing a, kcomparing a, bcomparing b, kcomparing b, ccomparing c, kcomparing c, dcomparing d, karray(4) {
[0]=>
array(2) {
[0]=>
string(1) "a"
[1]=>
int(10)
}
[1]=>
array(2) {
[0]=>
string(1) "b"
[1]=>
int(11)
}
[2]=>
array(2) {
[0]=>
string(1) "c"
[1]=>
int(12)
}
[3]=>
array(2) {
[0]=>
string(1) "d"
[1]=>
int(13)
}
}
- 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
comparing a, bcomparing b, ccomparing c, dcomparing k, lcomparing l, mcomparing a, kcomparing a, bcomparing b, kcomparing b, ccomparing c, kcomparing c, dcomparing d, karray(4) {
[0]=>
array(2) {
[0]=>
string(1) "a"
[1]=>
int(10)
}
[1]=>
array(2) {
[0]=>
string(1) "b"
[1]=>
int(11)
}
[2]=>
array(2) {
[0]=>
string(1) "c"
[1]=>
int(12)
}
[3]=>
array(2) {
[0]=>
string(1) "d"
[1]=>
int(13)
}
}
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
- comparing b, acomparing b, ccomparing d, bcomparing c, bcomparing d, ccomparing l, kcomparing m, lcomparing a, kcomparing a, bcomparing b, kcomparing b, ccomparing c, kcomparing c, dcomparing d, karray(4) {
[0]=>
array(2) {
[0]=>
string(1) "a"
[1]=>
int(10)
}
[1]=>
array(2) {
[0]=>
string(1) "b"
[1]=>
int(11)
}
[2]=>
array(2) {
[0]=>
string(1) "c"
[1]=>
int(12)
}
[3]=>
array(2) {
[0]=>
string(1) "d"
[1]=>
int(13)
}
}
preferences:
199.16 ms | 402 KiB | 294 Q