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<?php class Foo {} class Bar { public function __construct($param1) {} } $reflection = new \ReflectionClass('Foo'); var_dump($reflection->newInstanceArgs(array())); try { var_dump($reflection->newInstanceArgs(array(1))); } catch (Exception $e) { echo $e; } $reflectionB = new \ReflectionClass('Bar'); var_dump($reflectionB->newInstanceArgs(array())); var_dump($reflectionB->newInstanceArgs(array(1))); var_dump($reflectionB->newInstanceArgs(array(1,2))); class FooBar extends Bar {} $reflection = new \ReflectionClass('FooBar'); var_dump($reflection->newInstanceArgs(array())); try { var_dump($reflection->newInstanceArgs(array(1))); } catch (Exception $e) { echo $e; }
Output for git.master, git.master_jit, rfc.property-hooks
object(Foo)#2 (0) { } ReflectionException: Class Foo does not have a constructor, so you cannot pass any constructor arguments in /in/Av9GT:11 Stack trace: #0 /in/Av9GT(11): ReflectionClass->newInstanceArgs(Array) #1 {main} Fatal error: Uncaught ArgumentCountError: Too few arguments to function Bar::__construct(), 0 passed and exactly 1 expected in /in/Av9GT:5 Stack trace: #0 [internal function]: Bar->__construct() #1 /in/Av9GT(17): ReflectionClass->newInstanceArgs(Array) #2 {main} thrown in /in/Av9GT on line 5
Process exited with code 255.

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