Let's use a trait to separate the callback handling from the button logic.
让我们对按钮的逻辑来使用trait,从而分离回调的处理。
On the next dialog, select the Execute business logic radio button, then next.
在下个对话框中,选择Executebusinesslogic单选按钮,然后单击Next。
On the next dialog, select the Execute business logic radio button, then next.
在下个对话框中,选择Executebusinesslogic单选按钮,然后单击Next。
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