🖨️ EmittersProtobufJS APIfunctions[F] isMapVersion: Latest (0.60.x)On this page[F] isMapfunction isMap(program, m): boolean Determines whether a type represents a Protobuf map. Parameters ParameterTypeDescriptionprogramProgramthe program contextmTypethe type to test Returns boolean true if the internal representation of a Protobuf map is bound to this type.