PHP -Aufruf abstrakter statischer Funktion von Inneren Abstrac -Klasse
abstract class AbstractFoo{
public static function foo() {
throw new RuntimeException("Unimplemented");
}
public static function getFoo(){
return static::foo();
}
}
class ConcreteFoo extends AbstractFoo{
public static function foo(){
return "bar";
}
}
echo ConcreteFoo::getFoo();
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