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run code in 300+ PHP versions simultaneously
<?php set_error_handler(function($no, $str, $file, $line) { throw new ErrorException($str, 0, $no, $file, $line); }); set_exception_handler(function(\Exception $e) { echo "Halp! I cant rite teh codez: " . $e->getMessage() . "\n" . $e->getTraceAsString(); }); eval('class A { public function foo() {} } class B extends A { public function foo($bar) {} }');
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of B::foo($bar) must be compatible with A::foo() in /in/toaMF(11) : eval()'d code on line 1
Process exited with code 255.

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