Online PHP editor | perf for T8rkB

<?php const SOMECONST = 'Const hello'; enum SomeEnum { case Hearts; case Diamonds; case Clubs; case Spades; } function SomeFunction() { } $SomeFunctionClosure = function() { }; $SomeFunctionFirstClassCallable = SomeFunction(...); $someFunctionClosureFromCallabe = Closure::fromCallable('SomeFunction'); class ShouldTypeError { public $uniqueId; public function __construct($returnValue) { static $uniqueId = 0; $this->uniqueId = $uniqueId; $uniqueId++; if ($returnValue !== 'no-return') { if ($returnValue === '$this') { return $this; } elseif ($returnValue === 'no-return-value') { return; } elseif ($returnValue === 'void') { return void; } elseif ($returnValue === 'never') { return never; } return $returnValue; } } } $testcases = [ 'no-return', 'no-return-value', '$this', new ShouldTypeError('no-return'), SOMECONST, 'abc', 1, 1.23, null, true, false, ['a', 'b', 'c'], ['a' => 'a', 'b' => 'b', 'c' => 'c', 0 => 'Zero'], 'never', 'void', SomeEnum::Spades, function() { echo 'Hi'.PHP_EOL; }, $SomeFunctionClosure, $SomeFunctionFirstClassCallable, $someFunctionClosureFromCallabe, new DateTimeImmutable(), fopen('php://memory', 'w+'), ]; foreach($testcases as $testcase) { echo "--------------[ TESTCASE ]--------------\n"; var_dump($testcase); echo "\n"; try { $didReturn = new ShouldTypeError($testcase); switch($testcase) { case 'no-return': echo "Success: without a return statement is always valid.\n"; break; case 'no-return-value': echo "Success: a return statement without a value is always valid.\n"; break; case '$this': echo "Dubious: return \$this is dubious.\n"; echo "- it fullfills the return type, so it could be allowed.\n"; echo "- but returning anything from a constructor is nonsense, because it is discarded.\n"; echo " As shown by the fourth testcase new SomeTypeError('no-return').\n"; break; default: echo "Error: why is it not a return TypeError?\n"; break; } if ($didReturn instanceof ShouldTypeError) { echo "Created uniqueId ".$didReturn->uniqueId."\n"; } else { echo "Failed to new a ShouldTypeError.\n"; } } catch (Throwable $ex) { echo "Success: throwable: ".$ex->getMessage()."\n"; } }

Version	System time (s)	User time (s)	Memory (MiB)
8.5.2	0.012	0.009	17.66
8.5.1	0.012	0.008	16.75
8.4.17	0.011	0.013	20.60
8.4.16	0.015	0.008	20.53
8.4.9	0.011	0.012	18.22
8.3.30	0.012	0.011	18.66
8.3.29	0.017	0.008	18.89
8.3.18	0.010	0.008	17.04
8.3.5	0.009	0.011	17.04