<?php
function combineColumns(array $row, $separator) // {{{
{
$combined = array();
foreach ($row as $key => $value) {
if (false !== strpos($key, $separator)) {
$parts = explode($separator, $key);
$pkey = array_pop($parts);
$ptr = &$combined;
while (null !== ($part = array_shift($parts))) {
if (!isset($ptr[$part]) || !is_array($ptr[$part])) {
$ptr[$part] = array();
}
$ptr = &$ptr[$part];
}
$ptr[$pkey] = $value;
} else {
$combined[$key] = $value;
}
}
return $combined;
}
print_r(combineColumns(array(
'A' => 1,
'B_C' => 2,
'B_D_A' => 3,
'D_K_F' => 4,
), '_'));
- Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 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
(
[A] => 1
[B] => Array
(
[C] => 2
[D] => Array
(
[A] => 3
)
)
[D] => Array
(
[K] => Array
(
[F] => 4
)
)
)
- Output for 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/70BeF on line 3
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/70BeF 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
- Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/70BeF on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/70BeF on line 3
Process exited with code 255.
preferences:
216.46 ms | 401 KiB | 355 Q