Namespace
Google \ Protobuf \ InternalConstants
OPTIONAL
Value: 1REQUIRED
Value: 2REPEATED
Value: 3Value: 1Value: 2Value: 3Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2026-10-01 UTC.