3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sql = "(select #, count(*) from rateexport where rateexport.`block # rate` > 0) as B_#," . PHP_EOL; for ($x = 1; $x < 31; $x++) { echo str_replace("#", $x, $sql); }

preferences:
45.37 ms | 402 KiB | 5 Q