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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo "Start Test, the data follows.<br><br>\n"; if ($fp = fopen("text.txt", "r")) { $contents = fread($fp, filesize("text.txt")); echo "$contents"; fclose($fp); } echo "\n<br><br>The data is about to be passed to preg_match(). If you do not see the word 'Success' after this line, the program has crashed.<br>\n"; $truefalsetest=preg_match('%^(?: [\x09\x0A\x0D\x20-\x7E] # ASCII | [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte | \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates | \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3 | [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15 | \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16 )*$%xs', $contents); echo "Success. Return value of preg_match() = $truefalsetest."; ?>
Output for 5.0.4 - 7.1.0
Start Test, the data follows.<br><br> Warning: fopen(text.txt): failed to open stream: No such file or directory in /in/pheTX on line 3 <br><br>The data is about to be passed to preg_match(). If you do not see the word 'Success' after this line, the program has crashed.<br> Notice: Undefined variable: contents in /in/pheTX on line 18 Success. Return value of preg_match() = 1.
Output for 4.3.2 - 5.0.3
Start Test, the data follows.<br><br> Warning: fopen(text.txt): failed to open stream: No such file or directory in /in/pheTX on line 3 <br><br>The data is about to be passed to preg_match(). If you do not see the word 'Success' after this line, the program has crashed.<br> Notice: Undefined variable: contents in /in/pheTX on line 18 Success. Return value of preg_match() = 1.
Output for 4.3.0 - 4.3.1
Start Test, the data follows.<br><br> Warning: fopen(text.txt) [http://www.php.net/function.fopen]: failed to create stream: No such file or directory in /in/pheTX on line 3 <br><br>The data is about to be passed to preg_match(). If you do not see the word 'Success' after this line, the program has crashed.<br> Notice: Undefined variable: contents in /in/pheTX on line 18 Success. Return value of preg_match() = 1.