3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function __toString() { return 1; } } $f = new Foo(); try { print (string) $f; } catch (\Throwable $e) { var_dump($e); }
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
1
Output for 7.4.0 - 7.4.33
object(Error)#2 (7) { ["message":protected]=> string(51) "Method Foo::__toString() must return a string value" ["string":"Error":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/bUV4p" ["line":protected]=> int(13) ["trace":"Error":private]=> array(0) { } ["previous":"Error":private]=> NULL }
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Recoverable fatal error: Method Foo::__toString() must return a string value in /in/bUV4p on line 13
Process exited with code 255.

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