<?php
$arr=array('0_1','0_3','1_2','1_1','4_1');
$newArray = [];
foreach ($arr as $item) {
$items = explode('_', $item);
$newArray[$items[0]][$items[1]] = $item;
}
var_dump($newArray);
exit();
- Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 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
- array(3) {
[0]=>
array(2) {
[1]=>
string(3) "0_1"
[3]=>
string(3) "0_3"
}
[1]=>
array(2) {
[2]=>
string(3) "1_2"
[1]=>
string(3) "1_1"
}
[4]=>
array(1) {
[1]=>
string(3) "4_1"
}
}
- 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(3) {
[0]=>
array(2) {
[1]=>
string(3) "0_1"
[3]=>
string(3) "0_3"
}
[1]=>
array(2) {
[2]=>
string(3) "1_2"
[1]=>
string(3) "1_1"
}
[4]=>
array(1) {
[1]=>
string(3) "4_1"
}
}
preferences:
214.71 ms | 402 KiB | 227 Q