3v4l.org

run code in 300+ PHP versions simultaneously
<?php $body = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><META content="text/html; charset=windows-1251" http-equiv=Content-Type><META name=GENERATOR content="MSHTML 11.00.9600.17105"><STYLE></STYLE></HEAD><BODY bgColor=#ffffff><FONT size=2><DIV align=center><TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE></BODY></HTML>'; $body2 = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><META content="text/html; charset=windows-1251" http-equiv=Content-Type><META name=GENERATOR content="MSHTML 11.00.9600.17105"><STYLE></STYLE></HEAD><BODY bgColor=#ffffff><FONT size=2><BODY>test</BODY><DIV align=center><TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE></BODY></HTML>'; $pattern = "#.*?(<body.*?>)?(<body.*?>.*?</body>).*?#i"; preg_match($pattern, $body, $matches); var_dump($matches);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(3) { [0]=> string(430) "<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML><HEAD><META content="text/html; charset=windows-1251" http-equiv=Content-Type><META name=GENERATOR content="MSHTML 11.00.9600.17105"><STYLE></STYLE></HEAD><BODY bgColor=#ffffff><FONT size=2><DIV align=center><TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE></BODY>" [1]=> string(0) "" [2]=> string(207) "<BODY bgColor=#ffffff><FONT size=2><DIV align=center><TABLE borderColor=#0e0016 cellSpacing=2 borderColorDark=#ba0000 cellPadding=0 width=860 bgColor=#f5f5fa borderColorLight=#ba0000 border=0></TABLE></BODY>" }

preferences:
219.92 ms | 407 KiB | 322 Q