For REST-based services using HTTP/1.1 or HTTP/1.0 this is the Host header.
Setting this option to the empty string has no effect, i.e., no headers are set. This can be useful if you are not using Google's production environment.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-05 UTC."],[[["The latest version available is 2.37.0-rc, which can be accessed via the provided link."],["The content provides a list of versions, ranging from the latest 2.37.0-rc down to version 2.10.1, all relating to `structgoogle_1_1cloud_1_1AuthorityOption`."],["This documentation outlines how to configure the \"authority\" attribute for gRPC and REST requests, which relates to the `authority()` field in `grpc::ClientContext` for gRPC and the `Host` header for REST."],["Setting the authority option to an empty string will have no effect, meaning that no headers are set."],["The alias of the AuthorityOption is a string, as specified in the Type Alias section."]]],[]]