<?php
$root = array( 1=>'cat1', 2=>'cat2', 3=>'cat3' );
$child_1 = array( 1=>'sub_cat1', 2=>'sub_cat2', 3=>'sub_cat3' );
$child_2 = array( 1=>'sub_sub_cat1', 2=>'sub_sub_cat2', 3=>'sub_sub_cat3' );
function getAllCombinationsArray($source_arrays = array(), $key = '', $value = ''){
$return = array();
foreach(array_shift($source_arrays) as $ck => $cv) {
if(!empty($source_arrays)) {
$return += getAllCombinationsArray($source_arrays, $key.$ck.'_', $value.$cv.' -> ');
} else {
$return[$key.$ck] = $value.$cv;
}
}
return $return;
}
print_r(getAllCombinationsArray(array($root, $child_1, $child_2)));
- 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 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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
(
[1_1_1] => cat1 -> sub_cat1 -> sub_sub_cat1
[1_1_2] => cat1 -> sub_cat1 -> sub_sub_cat2
[1_1_3] => cat1 -> sub_cat1 -> sub_sub_cat3
[1_2_1] => cat1 -> sub_cat2 -> sub_sub_cat1
[1_2_2] => cat1 -> sub_cat2 -> sub_sub_cat2
[1_2_3] => cat1 -> sub_cat2 -> sub_sub_cat3
[1_3_1] => cat1 -> sub_cat3 -> sub_sub_cat1
[1_3_2] => cat1 -> sub_cat3 -> sub_sub_cat2
[1_3_3] => cat1 -> sub_cat3 -> sub_sub_cat3
[2_1_1] => cat2 -> sub_cat1 -> sub_sub_cat1
[2_1_2] => cat2 -> sub_cat1 -> sub_sub_cat2
[2_1_3] => cat2 -> sub_cat1 -> sub_sub_cat3
[2_2_1] => cat2 -> sub_cat2 -> sub_sub_cat1
[2_2_2] => cat2 -> sub_cat2 -> sub_sub_cat2
[2_2_3] => cat2 -> sub_cat2 -> sub_sub_cat3
[2_3_1] => cat2 -> sub_cat3 -> sub_sub_cat1
[2_3_2] => cat2 -> sub_cat3 -> sub_sub_cat2
[2_3_3] => cat2 -> sub_cat3 -> sub_sub_cat3
[3_1_1] => cat3 -> sub_cat1 -> sub_sub_cat1
[3_1_2] => cat3 -> sub_cat1 -> sub_sub_cat2
[3_1_3] => cat3 -> sub_cat1 -> sub_sub_cat3
[3_2_1] => cat3 -> sub_cat2 -> sub_sub_cat1
[3_2_2] => cat3 -> sub_cat2 -> sub_sub_cat2
[3_2_3] => cat3 -> sub_cat2 -> sub_sub_cat3
[3_3_1] => cat3 -> sub_cat3 -> sub_sub_cat1
[3_3_2] => cat3 -> sub_cat3 -> sub_sub_cat2
[3_3_3] => cat3 -> sub_cat3 -> sub_sub_cat3
)
preferences:
228.29 ms | 408 KiB | 312 Q