3v4l.org

run code in 300+ PHP versions simultaneously
<?php function documentNotUTF8($content) { $exprs = array( '#<\?xml[^>]+encoding=([\'"])[Uu][Tt][Ff]-8\1#U', '#<meta\s+(?:(?:name\s*=\s*([\'"])http_equiv\1\s*)|(?:content\s*=\s*([\'"])text/html\s*;.*charset\s*=\s*utf-?8.*\2\s*)){2}#Ui', ); foreach ($exprs as $expr) { if ( $match = preg_match($expr, $content) ) { break; } } return (bool) $match; } $content = array( <<<HTML <?xml version="1.0" encoding="foo"?> <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <META NAME="HTTP_EQUIV" CONTENT="text/html; charset=UTF-8"> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <?xml version="1.0" encoding="foo" bar="baz"?> <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <META CONTENT="text/html; charset=UTF-8" NAME="HTTP_EQUIV"> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <META NAME="HTTP_EQUIV" CONTENT="text/html; charset=UTF-8"> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <META NAME="HTTP_EQUIV" CONTENT="text/html; stuff=things, charset=UTF-8, otherparam=foo"> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML , <<<HTML <HTML> <!-- $Revision: 317718 $ --> <HEAD> <TITLE>PHP Manual</TITLE> <LINK REL="STYLESHEET" HREF="style.css"> </HEAD> HTML ); foreach ($content as $str) { var_dump(documentNotUTF8($content)); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $Revision in /in/h4OYr on line 23 Warning: Undefined variable $Revision in /in/h4OYr on line 32 Warning: Undefined variable $Revision in /in/h4OYr on line 43 Warning: Undefined variable $Revision in /in/h4OYr on line 52 Warning: Undefined variable $Revision in /in/h4OYr on line 62 Warning: Undefined variable $Revision in /in/h4OYr on line 72 Warning: Undefined variable $Revision in /in/h4OYr on line 82 Fatal error: Uncaught TypeError: preg_match(): Argument #2 ($subject) must be of type string, array given in /in/h4OYr:11 Stack trace: #0 /in/h4OYr(11): preg_match('#<\\?xml[^>]+enc...', Array) #1 /in/h4OYr(91): documentNotUTF8(Array) #2 {main} thrown in /in/h4OYr on line 11
Process exited with code 255.
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.1, 5.1.3 - 5.1.6, 5.2.0 - 5.2.2, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: Revision in /in/h4OYr on line 23 Notice: Undefined variable: Revision in /in/h4OYr on line 32 Notice: Undefined variable: Revision in /in/h4OYr on line 43 Notice: Undefined variable: Revision in /in/h4OYr on line 52 Notice: Undefined variable: Revision in /in/h4OYr on line 62 Notice: Undefined variable: Revision in /in/h4OYr on line 72 Notice: Undefined variable: Revision in /in/h4OYr on line 82 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: Revision in /in/h4OYr on line 27 Notice: Undefined variable: Revision in /in/h4OYr on line 37 Notice: Undefined variable: Revision in /in/h4OYr on line 47 Notice: Undefined variable: Revision in /in/h4OYr on line 57 Notice: Undefined variable: Revision in /in/h4OYr on line 67 Notice: Undefined variable: Revision in /in/h4OYr on line 77 Notice: Undefined variable: Revision in /in/h4OYr on line 86 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 5.1.2
Notice: Undefined variable: Revision in /in/h4OYr on line 23 Notice: Undefined variable: Revision in /in/h4OYr on line 33 Notice: Undefined variable: Revision in /in/h4OYr on line 45 Notice: Undefined variable: Revision in /in/h4OYr on line 55 Notice: Undefined variable: Revision in /in/h4OYr on line 66 Notice: Undefined variable: Revision in /in/h4OYr on line 77 Notice: Undefined variable: Revision in /in/h4OYr on line 88 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 4.3.3 - 4.3.11, 4.4.0 - 4.4.1, 4.4.3 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: Revision in /in/h4OYr on line 23 Notice: Undefined variable: Revision in /in/h4OYr on line 32 Notice: Undefined variable: Revision in /in/h4OYr on line 43 Notice: Undefined variable: Revision in /in/h4OYr on line 52 Notice: Undefined variable: Revision in /in/h4OYr on line 62 Notice: Undefined variable: Revision in /in/h4OYr on line 72 Notice: Undefined variable: Revision in /in/h4OYr on line 82 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 4.4.2
Notice: Undefined variable: Revision in /in/h4OYr on line 23 Notice: Undefined variable: Revision in /in/h4OYr on line 33 Notice: Undefined variable: Revision in /in/h4OYr on line 45 Notice: Undefined variable: Revision in /in/h4OYr on line 55 Notice: Undefined variable: Revision in /in/h4OYr on line 66 Notice: Undefined variable: Revision in /in/h4OYr on line 77 Notice: Undefined variable: Revision in /in/h4OYr on line 88 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false) Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 Warning: preg_match() expects parameter 2 to be string, array given in /in/h4OYr on line 11 bool(false)
Output for 4.3.0 - 4.3.2
Notice: Undefined variable: Revision in /in/h4OYr on line 23 Notice: Undefined variable: Revision in /in/h4OYr on line 32 Notice: Undefined variable: Revision in /in/h4OYr on line 43 Notice: Undefined variable: Revision in /in/h4OYr on line 52 Notice: Undefined variable: Revision in /in/h4OYr on line 62 Notice: Undefined variable: Revision in /in/h4OYr on line 72 Notice: Undefined variable: Revision in /in/h4OYr on line 82 Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false) Notice: Array to string conversion in /in/h4OYr on line 11 Notice: Array to string conversion in /in/h4OYr on line 11 bool(false)
preferences:
351.57 ms | 404 KiB | 457 Q