<?php
$a = array(array(1, 2),
array(3, 4),
array(5));
function get_combinations($arrays) {
$result = array(array());
$count = count($arrays);
$first_array = $arrays[0];
if($count > 2) {
$array_merg = get_combinations(array_slice($arrays, 1));
} else {
$array_merg = $arrays[1];
}
$tmp = array();
foreach($first_array as $arele1) {
//print_r($arele1);
foreach($array_merg as $arele2) {
print_r($arele2);
if(is_array($arele2)) {
$tmp[] = array_unshift($arele2,$arele1);
} else {
$tmp[] = array($arele1,$arele2);
}
print_r($tmp);
}
}
print_r($tmp);
return $tmp;
}
var_dump(get_combinations($a));
- 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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- 5Array
(
[0] => Array
(
[0] => 3
[1] => 5
)
)
5Array
(
[0] => Array
(
[0] => 3
[1] => 5
)
[1] => Array
(
[0] => 4
[1] => 5
)
)
Array
(
[0] => Array
(
[0] => 3
[1] => 5
)
[1] => Array
(
[0] => 4
[1] => 5
)
)
Array
(
[0] => 3
[1] => 5
)
Array
(
[0] => 3
)
Array
(
[0] => 4
[1] => 5
)
Array
(
[0] => 3
[1] => 3
)
Array
(
[0] => 3
[1] => 5
)
Array
(
[0] => 3
[1] => 3
[2] => 3
)
Array
(
[0] => 4
[1] => 5
)
Array
(
[0] => 3
[1] => 3
[2] => 3
[3] => 3
)
Array
(
[0] => 3
[1] => 3
[2] => 3
[3] => 3
)
array(4) {
[0]=>
int(3)
[1]=>
int(3)
[2]=>
int(3)
[3]=>
int(3)
}
preferences:
214.4 ms | 407 KiB | 353 Q