@ 2015-04-18T23:29:06Z <?php
$array = array('a', 'b', 'c');
function depth_picker($arr, $temp_string, &$collect) {
if ($temp_string != "")
$collect []= $temp_string;
for ($i=0; $i<sizeof($arr);$i++) {
$arrcopy = $arr;
$elem = array_splice($arrcopy, $i, 1); // removes and returns the i'th element
if (sizeof($arrcopy) > 0) {
depth_picker($arrcopy, $temp_string ."" . $elem[0], $collect);
} else {
$collect []= $temp_string. " " . $elem[0];
}
}
}
$collect = array();
depth_picker($array, "", $collect);
print_r($collect);
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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 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 Array
(
[0] => a
[1] => ab
[2] => ab c
[3] => ac
[4] => ac b
[5] => b
[6] => ba
[7] => ba c
[8] => bc
[9] => bc a
[10] => c
[11] => ca
[12] => ca b
[13] => cb
[14] => cb a
)
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257.12 ms | 406 KiB | 344 Q