3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Box{ protected $type, $ref; function __construct($type, &$var){ $this->type = $type; $this->ref = &$var; } function __set($name, $data){ $this->ref = [$this->type, "__box"]($data); } } function §($type, &$var){ return new Box($type, $var); } // --------- class UString{ function __construct($data){ $this->data = $data; } static function __box($data){ if(is_string($data)) return new static($data); throw new Error; } } const UString = UString::CLASS; // --------- §(UString, $bar)->set = "ùnìcòdè"; var_dump($bar);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Creation of dynamic property UString::$data is deprecated in /in/TIjI8 on line 22 object(UString)#2 (1) { ["data"]=> string(11) "ùnìcòdè" }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.28
object(UString)#2 (1) { ["data"]=> string(11) "ùnìcòdè" }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '(' in /in/TIjI8 on line 10
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/TIjI8 on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/TIjI8 on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/TIjI8 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/TIjI8 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/TIjI8 on line 4
Process exited with code 255.
preferences:
321.88 ms | 401 KiB | 459 Q