<?php
$string = 'Spider-man|Spider-man 2|Spider-man 3|Apple|Google|Banana|Citrus';
$result = array();
foreach(explode('|', $string) as $item) {
$firstLetter = $item[0];
if(!isset($result[$firstLetter])) {
$result[$firstLetter] = array();
}
$result[$firstLetter][] = $item;
}
ksort($result);
var_dump($result);
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 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 - 8.3.6
- array(5) {
["A"]=>
array(1) {
[0]=>
string(5) "Apple"
}
["B"]=>
array(1) {
[0]=>
string(6) "Banana"
}
["C"]=>
array(1) {
[0]=>
string(6) "Citrus"
}
["G"]=>
array(1) {
[0]=>
string(6) "Google"
}
["S"]=>
array(3) {
[0]=>
string(10) "Spider-man"
[1]=>
string(12) "Spider-man 2"
[2]=>
string(12) "Spider-man 3"
}
}
preferences:
315.7 ms | 406 KiB | 460 Q