3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $result = "\xC2°Freen\x18 ew°\x90ɮ\x7F\xA0\xC2 \xc2blabla"; //$result="a\xC2"; ini_set('mbstring.substitute_character', "none"); echo mb_convert_encoding($result, 'UTF-8', 'UTF-8'); exit; $result = preg_replace('~[\x{0000}-\x{000F}\x{007F}-\x{00a0}]~', '', $result); echo @iconv("UTF-8", "UTF-8//IGNORE", $result); exit; $result = preg_replace('~[\x{0000}-\x{000F}\x{007F}-\x{00a0}]~', '?', $result); $string = "°Freen\x18 ew°\x90ɮ\x7F\xc2"; $string = preg_replace("#[\x09\x0A\x0D\x20-\x7E]#" ,"",$string); // ASCII $string = preg_replace("#[\xC2-\xDF][\x80-\xBF]#" ,"",$string); // non-overlong 2-byte $string = preg_replace("#\xE0[\xA0-\xBF][\x80-\xBF]#" ,"",$string); // excluding overlongs $string = preg_replace("#[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2}#","",$string); // straight 3-byte $string = preg_replace("#\xED[\x80-\x9F][\x80-\xBF]#" ,"",$string); // excluding surrogates $string = preg_replace("#\xF0[\x90-\xBF][\x80-\xBF]{2}#","",$string); // planes 1-3 $string = preg_replace("#[\xF1-\xF3][\x80-\xBF]{3}#" ,"",$string); // planes 4-15 $string = preg_replace("#\xF4[\x80-\x8F][\x80-\xBF]{2}#","",$string); // plane 16 //reject overly long 2 byte sequences, as well as characters above U+10000 and replace with ? $result= preg_replace( '/[\xC2-\xDF]((?![\x80-\xBF])|[\x80-\xBF]{2,})/S', '', $result ); if($result == "\xC2") echo 'fuck'; echo $result;
Output for 4.3.0 - 5.3.29, 5.4.20 - 5.4.45, 5.5.2 - 7.1.0
°Freen ew°ɮ blabla
Output for 5.4.0 - 5.4.19, 5.5.0 - 5.5.1
Freen ew°ɮ blabla