<?php
$alpha = 'aabbccddeeffgghhiijjkk';
$alphaArray = str_split($alpha);
$uniqArray = array_unique($alphaArray);
var_dump($uniqArray);
- 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(11) {
[0]=>
string(1) "a"
[2]=>
string(1) "b"
[4]=>
string(1) "c"
[6]=>
string(1) "d"
[8]=>
string(1) "e"
[10]=>
string(1) "f"
[12]=>
string(1) "g"
[14]=>
string(1) "h"
[16]=>
string(1) "i"
[18]=>
string(1) "j"
[20]=>
string(1) "k"
}
- 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(11) {
[0]=>
string(1) "a"
[2]=>
string(1) "b"
[4]=>
string(1) "c"
[6]=>
string(1) "d"
[8]=>
string(1) "e"
[10]=>
string(1) "f"
[12]=>
string(1) "g"
[14]=>
string(1) "h"
[16]=>
string(1) "i"
[18]=>
string(1) "j"
[20]=>
string(1) "k"
}
preferences:
210.37 ms | 402 KiB | 291 Q