[[["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 2025-03-21 UTC."],[[["This page provides documentation for the `AckHandler::Impl` class in the Google Cloud Pub/Sub C++ library, with links to different versions ranging from 2.11.0 to the latest release candidate 2.37.0-rc."],["The `AckHandler::Impl` class enables mocking of the `AckHandler` for applications and contains virtual methods to interact with, such as `ack()`, `nack()`, `delivery_attempt()`, `ack_id()`, and `subscription()`."],["The `ack()` and `nack()` functions are used for acknowledging and negatively acknowledging messages, respectively, and `delivery_attempt()` returns the delivery attempt number for a given message."],["The `ack_id()` and `subscription()` methods return the acknowledgment ID and subscription information, respectively, however, they are for internal use only and are not available via a public interface in the `AckHandler` class."]]],[]]
