Enum FieldDescriptorProto.Types.Label (3.27.1)

public enum FieldDescriptorProto.Types.Label

Namespace

Google.Protobuf.dll

Fields
Name	Description
`Optional`	0 is reserved for errors
`Repeated`
`Required`	The required label is only allowed in google.protobuf. In proto3 and Editions it's explicitly prohibited. In Editions, the `field_presence` feature can be used to get this behavior.

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Last updated 2026-03-09 UTC.