Online PHP editor | output for 6fHhP

@ 2019-01-29T20:09:51Z

<?php

function array_flatten($array = null) {
    $result = array();

    if (!is_array($array)) {
        $array = func_get_args();
    }

    foreach ($array as $key => $value) {
        if (is_array($value)) {
            $result = array_merge($result, array_flatten($value));
        } else {
            $result = array_merge($result, array($key => $value));
        }
    }

    return $result;
}

$myarray = array('a', ['bla' => 0], 'b',[0,1], [0=>7], array(array(array('x'), 'y', 'z')), array(array('p')));
$res = array_flatten($myarray);
var_dump( $res);

$string_res = array_flatten( 'cramp' );
var_dump( $string_res );

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: array(10) { [0]=> string(1) "a" ["bla"]=> int(0) [1]=> string(1) "b" [2]=> int(0) [3]=> int(1) [4]=> int(7) [5]=> string(1) "x" [6]=> string(1) "y" [7]=> string(1) "z" [8]=> string(1) "p" } array(1) { [0]=> string(5) "cramp" }
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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