3v4l.org

run code in 300+ PHP versions simultaneously
<?php $t = "u: alpha p: p_alpha u: beta p: p_beta u: gamma p: p_gamma u: delta p: p_delta "; echo preg_grep("/^u: *alpha\np: *(.*?)\n/", $credentials);

preferences:
48.2 ms | 402 KiB | 5 Q