Online PHP editor | output for oOXBn

@ 2022-12-09T06:41:23Z

<?php

$array = [
    ['id' => 7867867, 'title' => 'Some Title'],
    ['id' => 3452342, 'title' => 'Some Title'],
    ['id' => 'foo', 'title' => 'Some Title'],
    ['id' => 1231233, 'title' => 'Some Title'],
    ['id' => 'bar', 'title' => 'Some Title'],
    ['id' => 5867867, 'title' => 'Some Title']
];

// restructure with values as keys, and keys as order (ASC)
$order = array_flip([3452342, 5867867, 7867867, 1231233]);
// generating $order = [3452342 => 0, 5867867 => 1, 7867867 => 2, 1231233 => 3];

$default = count($order);
// generating $default = 4


usort($array, function($a, $b) use($order, $default) {
    return strnatcmp(
        isset($order[$a['id']]) ? $order[$a['id']] : $default,
        isset($order[$b['id']]) ? $order[$b['id']] : $default
    );
});

var_export($array);

Output for 5.4.45, 5.6.40, 8.0.1 - 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 ( 0 => array ( 'id' => 3452342, 'title' => 'Some Title', ), 1 => array ( 'id' => 5867867, 'title' => 'Some Title', ), 2 => array ( 'id' => 7867867, 'title' => 'Some Title', ), 3 => array ( 'id' => 1231233, 'title' => 'Some Title', ), 4 => array ( 'id' => 'foo', 'title' => 'Some Title', ), 5 => array ( 'id' => 'bar', 'title' => 'Some Title', ), )
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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