3v4l.org

run code in 300+ PHP versions simultaneously
<?php class AliasPool { protected static $i = 0; public static function get () { $alias = 'tag_'; while ($i > 26) { $alias .= chr(($i % 26) + oct('a')); $i = floor($i / 26); } $i++; return $alias; } } for ($i = 0; $i < 60; ++$i) { var_dump(AliasPool::get()); print "\n"; }

preferences:
42.59 ms | 402 KiB | 5 Q