<?php
$array1 = [8,11,5,6,7];
$array2 = [1,2,3];
$arrays = [$array1, $array2];
function array_cartesian($arrays)
{
if(count($arrays) == 0) {
return array(array());
}
$a = array_shift($arrays);
$c = array_cartesian($arrays);
$r = [];
foreach($a as $v) {
foreach($c as $p) {
$r[] = array_merge(array($v), $p);
}
}
return $r;
}
print_r(array_cartesian($arrays));
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Array
(
[0] => Array
(
[0] => 8
[1] => 1
)
[1] => Array
(
[0] => 8
[1] => 2
)
[2] => Array
(
[0] => 8
[1] => 3
)
[3] => Array
(
[0] => 11
[1] => 1
)
[4] => Array
(
[0] => 11
[1] => 2
)
[5] => Array
(
[0] => 11
[1] => 3
)
[6] => Array
(
[0] => 5
[1] => 1
)
[7] => Array
(
[0] => 5
[1] => 2
)
[8] => Array
(
[0] => 5
[1] => 3
)
[9] => Array
(
[0] => 6
[1] => 1
)
[10] => Array
(
[0] => 6
[1] => 2
)
[11] => Array
(
[0] => 6
[1] => 3
)
[12] => Array
(
[0] => 7
[1] => 1
)
[13] => Array
(
[0] => 7
[1] => 2
)
[14] => Array
(
[0] => 7
[1] => 3
)
)
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/neDTH on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/neDTH on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/neDTH on line 3
Process exited with code 255.
preferences:
276.29 ms | 401 KiB | 342 Q