Add a toggle button to the group.

将切换按钮加入至群组。

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How to Add Sound on the Toggle button?

如何添加声音上的切换按钮？

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To toggle the text on the button In the application in Figure 7, click Hello!

要切换图7的应用程序中按钮上的文本，单击Hello!

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To toggle the text on the button In the application in Figure 7, click Hello!

要切换图7的应用程序中按钮上的文本，单击Hello!

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