3v4l.org

run code in 300+ PHP versions simultaneously
<?php $starttime = time(); $i = 0; $str = ""; while (true) { $str .= $i."\n"; $i++; //sleep(1); $runtime = time() - $starttime; if($runtime >= 5) break; } echo $str;

preferences:
27.37 ms | 402 KiB | 5 Q