generalDesc = (new PhoneNumberDesc()) ->setNationalNumberPattern('[14]\d{2,3}') ->setPossibleLength([3, 4]); $this->premiumRate = PhoneNumberDesc::empty(); $this->tollFree = (new PhoneNumberDesc()) ->setNationalNumberPattern('10[1-3]') ->setExampleNumber('101') ->setPossibleLength([3]); $this->emergency = (new PhoneNumberDesc()) ->setNationalNumberPattern('10[1-3]') ->setExampleNumber('101') ->setPossibleLength([3]); $this->short_code = (new PhoneNumberDesc()) ->setNationalNumberPattern('10[1-3]|4040') ->setExampleNumber('101'); $this->standard_rate = PhoneNumberDesc::empty(); $this->carrierSpecific = (new PhoneNumberDesc()) ->setNationalNumberPattern('404\d') ->setExampleNumber('4040') ->setPossibleLength([4]); $this->smsServices = (new PhoneNumberDesc()) ->setNationalNumberPattern('404\d') ->setExampleNumber('4040') ->setPossibleLength([4]); } }