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, with the webpage providing documentation links to various versions of the `google::cloud::AuthorityOption` class, from the latest release candidate down to version 2.10.1."],["`AuthorityOption` is used to configure the \"authority\" attribute, which corresponds to the `authority()` field in `grpc::ClientContext` for gRPC requests, or the `Host` header for REST-based services."],["Setting the `AuthorityOption` to an empty string has no effect on headers, which can be useful for non-production environments."],["The `AuthorityOption` is a type alias for `std::string`, indicating that it uses a string to specify the authority."]]],[]]
