Online PHP editor | output for FAm3G

@ 2025-01-15T02:09:36Z

<?php

$array = [
    ["name" => "a", "gender" => "male"],
    ["name" => "b", "gender" => "female"],
    ["name" => "c", "gender" => "female"],
    ["name" => "d", "gender" => "female"],
    ["name" => "e", "gender" => "male"],
    ["name" => "f", "gender" => "male"],
    ["name" => "g", "gender" => "male"],
];

$nths = [];
$genders = [];
foreach ($array as ['gender' => $v]) {
    $genders[] = $v;
    $nths[] = $counters[$v] = ($counters[$v] ?? 0) + 1;
}

array_multisort(
    $nths, /* prioritize by order of encounter per unique gender */
    $genders, /* sort by gender per encounter group */
    SORT_DESC, /* sort "male" before "female" per encounter group */
    $array /* break any remaining ties and modify the original array */
);
var_export($array);

Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: array ( 0 => array ( 'name' => 'a', 'gender' => 'male', ), 1 => array ( 'name' => 'b', 'gender' => 'female', ), 2 => array ( 'name' => 'e', 'gender' => 'male', ), 3 => array ( 'name' => 'c', 'gender' => 'female', ), 4 => array ( 'name' => 'f', 'gender' => 'male', ), 5 => array ( 'name' => 'd', 'gender' => 'female', ), 6 => array ( 'name' => 'g', 'gender' => 'male', ), )
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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