3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $some_string = json_encode('ффффффффффффффффффффффффффффффф'); $str = mb_substr($some_string, 0,31,'UTF-8'); echo strlen($some_string); //echo strlen(json_encode(['message' => $some_string])).PHP_EOL; //$encode = base64_encode($some_string); //var_dump($encode); //var_dump([mb_strimwidth(json_encode(array('message' => stripslashes($some_string))),0,200,'...'),strlen(mb_strimwidth(json_encode(array('message' => $some_string)),0,200,'...'))]); //var_dump(json_encode(array('message' => str_replace(array('\u041a','\u0443'), array('',''), $some_string)))); //} //var_dump(mb_detect_encoding($some_string)); //var_dump(strlen(json_encode(array('message' => $some_string))));
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
188
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/aVE4m on line 3
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/aVE4m on line 25
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/aVE4m on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/aVE4m on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/aVE4m on line 3