类型名称：AttachAction
扩展 InsertAction
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最后更新时间 (UTC)：2024-09-04。
[null,null,["最后更新时间 (UTC)：2024-09-04。"],[[["The `AppendAction` type extends the `InsertAction` type and is used within Gmail markup."],["This type is notable for having no unique properties of its own, inheriting functionality from its parent type."]]],["The `AppendAction` type, which extends `InsertAction`, is defined. It is characterized by the absence of any properties. The key information is the existence of this action type and its inheritance from another type, indicating its function is likely related to insertion or modification within a broader context. There is no action related to any properties as it has none.\n"]]