Online PHP editor | output for Qk180

<?php preg_match('~.*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~\N*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~\V*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*CRLF).*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*CRLF)\N*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*ANYCRLF).*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*ANYCRLF)\N*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*ANY).*~', "foo\r\n", $m); echo strlen($m[0]); preg_match('~(*ANY)\N*~', "foo\r\n", $m); echo strlen($m[0]);