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iOS 版 Google 跟踪代码管理器 SDK 中的类和协议：
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最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\u003cp\u003eThis documentation outlines the classes and protocols within the Google Tag Manager for Mobile Apps SDK for iOS.\u003c/p\u003e\n"],["\u003cp\u003eDevelopers can use these classes to access and manage container values, receive container load status updates, and open containers.\u003c/p\u003e\n"],["\u003cp\u003eThe provided protocols enable custom tag execution, function call macro handling, application logging, and receiving notifications about container availability.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eTAGDataLayer\u003c/code\u003e is a dictionary holding application-specific information for use within Google Tag Manager.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eTAGManager\u003c/code\u003e serves as the core class, representing the mobile implementation of Google Tag Manager on iOS.\u003c/p\u003e\n"]]],["The provided content lists classes and protocols within the Google Tag Manager (GTM) SDK for iOS. Key components include: `TAGContainer` for container access, `TAGContainerCallback` for load status updates, and `TAGContainerFuture` for waiting on container availability. `TAGContainerOpener` opens containers, while `TAGContainerOpenerNotifier` signals when containers are ready. `TAGDataLayer` holds app information. Custom functions are handled via `TAGFunctionCallMacroHandler` and `TAGFunctionCallTagHandler`, logging is done with `TAGLogger`, and `TAGManager` is GTM's core class.\n"],null,["# Class List \nThe classes and protocols in Google Tag Manager for Mobile Apps SDK for iOS:\n\n|----------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------|\n| [TAGContainer](/tag-platform/tag-manager/ios/v3/reference/interface_t_a_g_container) | A class that provides access to container values |\n| [\\\u003cTAGContainerCallback\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_container_callback-p) | A protocol that a client may implement to receive information when the contents of the container has been successfully loaded or failed to load |\n| [\\\u003cTAGContainerFuture\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_container_future-p) | A class that implements this protocol waits for the container to be available and provides access to the container |\n| [TAGContainerOpener](/tag-platform/tag-manager/ios/v3/reference/interface_t_a_g_container_opener) | A helper class for opening containers |\n| [\\\u003cTAGContainerOpenerNotifier\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_container_opener_notifier-p) | A class that implements this protocol will receive a notification when a container is available for use |\n| [TAGDataLayer](/tag-platform/tag-manager/ios/v3/reference/interface_t_a_g_data_layer) | The data layer is a dictionary holding generic information about the application |\n| [\\\u003cTAGFunctionCallMacroHandler\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_function_call_macro_handler-p) | A protocol implemented by the application to calculate the value of a function call macro |\n| [\\\u003cTAGFunctionCallTagHandler\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_function_call_tag_handler-p) | A protocol implemented by the application to execute a custom tag |\n| [\\\u003cTAGLogger\\\u003e](/tag-platform/tag-manager/ios/v3/reference/protocol_t_a_g_logger-p) | A protocol for error/warning/info/debug/verbose logging |\n| [TAGManager](/tag-platform/tag-manager/ios/v3/reference/interface_t_a_g_manager) | A class that is the mobile implementation of Google Tag Manager (GTM) |"]]
