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run code in 300+ PHP versions simultaneously
<?php try { $test = "Test"; $test->go(); } catch (Error $e) { var_dump($e); }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
object(Error)#1 (7) { ["message":protected]=> string(40) "Call to a member function go() on string" ["string":"Error":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/j1j8g" ["line":protected]=> int(5) ["trace":"Error":private]=> array(0) { } ["previous":"Error":private]=> NULL }
Output for 5.6.8 - 5.6.28
Fatal error: Call to a member function go() on string in /in/j1j8g on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.35
Fatal error: Call to a member function go() on a non-object in /in/j1j8g on line 5
Process exited with code 255.

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