public function getterAvailable(string $propertyName): bool
    {
        $this->existsOrFail($propertyName);
        return $this->isExistingPropertyGetterAvailable($propertyName);
    }
public function getterAvailable(string $propertyName): bool
    {
        $this->existsOrFail($propertyName);
        return $this->isExistingPropertyGetterAvailable($propertyName);
    }
public function getterAvailable ( string $ propertyName ) : bool { $ this -> existsOrFail ( $ propertyName ) ; return $ this -> isExistingPropertyGetterAvailable ( $ propertyName ) ; }
Tell whether or not the getter function for a property is available.

@param string $propertyName
@return bool
Tell whether or not the getter function for a property is available .