<?php
$arr_a = array("AAA","","CCC","");
$arr_b = array("a1","b1","a2","b2","a3","b3","a4","b4");
$arr_c = array_chunk($arr_b,2);
$c = array_combine($arr_a,$arr_c);
$limp= array_filter($c);
$filteredkeys = array_filter(array_keys($limp));
$filtered = array_intersect_key($limp, array_flip($filteredkeys));
var_dump($filtered);
- Output for 5.6.0 - 5.6.40, 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(2) {
["AAA"]=>
array(2) {
[0]=>
string(2) "a1"
[1]=>
string(2) "b1"
}
["CCC"]=>
array(2) {
[0]=>
string(2) "a3"
[1]=>
string(2) "b3"
}
}
- 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(2) {
["AAA"]=>
array(2) {
[0]=>
string(2) "a1"
[1]=>
string(2) "b1"
}
["CCC"]=>
array(2) {
[0]=>
string(2) "a3"
[1]=>
string(2) "b3"
}
}
preferences:
230.45 ms | 402 KiB | 284 Q