Online PHP editor | output for fButY

@ 2023-07-27T09:30:31Z

<?php

declare(strict_types=1);

enum Foo: int
{
    case Bar = 1;
}

var_dump(is_subclass_of(Foo::class, \IntBackedEnum::class));
var_dump(is_subclass_of(Foo::class, \StringBackedEnum::class));
var_dump((new ReflectionEnum(Foo::class))->getBackingType()->getName());


enum Bar: string
{
    case Foo = 'foo';
}

var_dump(is_subclass_of(Bar::class, \IntBackedEnum::class));
var_dump(is_subclass_of(Bar::class, \StringBackedEnum::class));
var_dump((new ReflectionEnum(Bar::class))->getBackingType()->getName());


enum Foobar
{
    case Foobar;
}

var_dump(is_subclass_of(Foobar::class, \IntBackedEnum::class));
var_dump(is_subclass_of(Foobar::class, \StringBackedEnum::class));
var_dump((new ReflectionEnum(Foobar::class))->getBackingType()->getName());

Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.5 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: bool(false) bool(false) string(3) "int" bool(false) bool(false) string(6) "string" bool(false) bool(false) Fatal error: Uncaught Error: Call to a member function getName() on null in /in/fButY:32 Stack trace: #0 {main} thrown in /in/fButY on line 32
Process exited with code 255.
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.0.1 - 8.0.29: Parse error: syntax error, unexpected identifier "Foo" in /in/fButY on line 5
Process exited with code 255.

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