<?php
$nu_array = null;
$callback = function ( $item ) use(&$callback, &$nu_array) {
if (!is_array($item)) {
$nu_array[] = $item;
}
else
if ( is_array( $item ) ) {
foreach( array_values($item) as $v) {
if ( !(is_array($v))) {
$nu_array[] = $v;
}
else
{
$callback( $v );
continue;
}
}
}
};
$array = array( 'a',array(1,2), 'b',array(3,4, array(5,6, array('c','d', array(7,8)))) );
array_walk($array, $callback);
print_r($nu_array);
/**
Array
(
)
**/
- Output for 5.3.0 - 5.3.29, 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, 7.2.6 - 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] => 1
[2] => 2
[3] => b
[4] => 3
[5] => 4
[6] => 5
[7] => 6
[8] => c
[9] => d
[10] => 7
[11] => 8
)
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION in /in/BXjQ9 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 T_FUNCTION in /in/BXjQ9 on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/BXjQ9 on line 3
Process exited with code 255.
preferences:
237.9 ms | 401 KiB | 340 Q