[[["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."],[[["This page details the `promise\u003cvoid\u003e` class in the Google Cloud C++ client library, providing reference information for various versions."],["The latest version available is `2.37.0-rc`, with previous versions ranging back to `2.10.1`."],["The `promise\u003cvoid\u003e` class is a specialization of the ISO/IEC TS 19571:2016 promise, tailored for void types."],["It can be constructed with or without a shared state, including the ability to set a cancellation callback or use a null promise."],["Key operations for `promise\u003cvoid\u003e` include swapping shared states, getting a future object, and satisfying the shared state with `set_value()`, which can throw exceptions if misused."]]],[]]