<?php
$array = Array ('a','b','a','a','a','c','c','b','b','a','a','a','a');
$result = [];
$count = 0;
$current = $array[0];
for ($i = 0; $i < count($array); $i++) {
if ($array[$i] == $current) {
$count++;
}
else {
$result[] = array($current, $count);
$count = 1;
}
$current = $array[$i];
}
$result[] = array($current, $count);
print_r($result);
- Output for 7.1.25 - 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
(
[0] => Array
(
[0] => a
[1] => 1
)
[1] => Array
(
[0] => b
[1] => 1
)
[2] => Array
(
[0] => a
[1] => 3
)
[3] => Array
(
[0] => c
[1] => 2
)
[4] => Array
(
[0] => b
[1] => 2
)
[5] => Array
(
[0] => a
[1] => 4
)
)
- 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
(
[0] => Array
(
[0] => a
[1] => 1
)
[1] => Array
(
[0] => b
[1] => 1
)
[2] => Array
(
[0] => a
[1] => 3
)
[3] => Array
(
[0] => c
[1] => 2
)
[4] => Array
(
[0] => b
[1] => 2
)
[5] => Array
(
[0] => a
[1] => 4
)
)
preferences:
140.44 ms | 402 KiB | 181 Q