The following walkthrough demonstrates how to use a custom action to take user input and pass it to a message box that appears during installation.
下面的演练演示如何使用自定义操作接受用户输入，并将用户输入传递给安装期间出现的消息框。
The following walkthrough demonstrates how to use a custom action to take user input and pass it to a message box that appears during installation.
下面的演练演示如何使用自定义操作接受用户输入，并将用户输入传递给安装期间出现的消息框。
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