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<?php class Foo {} $type = Foo::class; $reflection = new \ReflectionClass($type); var_dump($reflection->newInstanceArgs($args));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined variable $args in /in/57tXp on line 7 Fatal error: Uncaught TypeError: ReflectionClass::newInstanceArgs(): Argument #1 ($args) must be of type array, null given in /in/57tXp:7 Stack trace: #0 /in/57tXp(7): ReflectionClass->newInstanceArgs(NULL) #1 {main} thrown in /in/57tXp on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: args in /in/57tXp on line 7 Fatal error: Uncaught TypeError: Argument 1 passed to ReflectionClass::newInstanceArgs() must be of the type array, null given in /in/57tXp:7 Stack trace: #0 /in/57tXp(7): ReflectionClass->newInstanceArgs(NULL) #1 {main} thrown in /in/57tXp on line 7
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught TypeError: Argument 1 passed to ReflectionClass::newInstanceArgs() must be of the type array, null given in /in/57tXp:7 Stack trace: #0 /in/57tXp(7): ReflectionClass->newInstanceArgs(NULL) #1 {main} thrown in /in/57tXp on line 7
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Notice: Undefined variable: args in /in/57tXp on line 7 Catchable fatal error: Argument 1 passed to ReflectionClass::newInstanceArgs() must be of the type array, null given in /in/57tXp on line 7
Process exited with code 255.

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