<?php
// Everything you enter here will be executed by our servers. Try it!
$data = array(
array('a', 'b', 'c', 'd', 'e'),
array('f', 'g', 'h', 'i', 'j'),
array('k', 'l', 'm', 'n', 'o'),
array('p', 'q', 'r')
);
$width = count($data[0]); // 5
$height = count($data); // 4
$total = $width * $height; // 20
$new_data = array();
for($i = 0; $i < $total; $i++) {
$old_x = ceil($i / $width); // integer division
$old_y = $i % $width; // modulo
$new_x = $i % $height; // modulo
$new_y = floor($i / $height); // integer division
if (!isset($new_data[$new_x])) {
$new_data[$new_x] = array();
}
if (isset($data[$old_x][$old_y])) {
$new_data[$new_x][$new_y] = $data[$old_x][$old_y];
}
}
print_r($new_data);
- 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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] => a
[1] => j
[2] => n
[3] => r
)
[1] => Array
(
[0] => g
[1] => f
[2] => o
)
[2] => Array
(
[0] => h
[1] => l
[2] => k
)
[3] => Array
(
[0] => i
[1] => m
[2] => q
[3] => p
)
)
preferences:
306.07 ms | 406 KiB | 460 Q