Php sort custom function

<?php
function cmp($a, $b)
{
    if ($a == $b) {
        return 0;
    }
    return ($a < $b) ? -1 : 1;
}

$a = array(3, 2, 5, 6, 1);

usort($a, "cmp");

foreach ($a as $key => $value) {
    echo "$key: $value\n";
}
?>

Source: php.net

Similar codes

2 votes178 views2 answers
Php header not working
PHP
2 votes144 views3 answers
Get term id
PHP
0 vote179 views1 answer
Laravel 8 db like query
PHP Laravel
0 vote195 views1 answer
Update php version in laravel
PHP Laravel
15 votes167 views3 answers
Laravel date set timezone
PHP Laravel
0 vote171 views1 answer
Hint extension in visual studio code for laravel
PHP Laravel
0 vote156 views1 answer
Alert in php after header location
PHP
8 votes140 views4 answers
Php directory listing
PHP
2 votes178 views1 answer
Laravel model truncate
PHP Laravel
0 vote151 views2 answers
How to remove copyright footer from xenforo 2
PHP