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用Swift3.0开发时出现报错 #20

@zhuxng

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@zhuxng

menu.didSelectedItemCompletion = { (selectedItem: MenuItem!) -> Void in
print(selectedItem.index)
}

报错原因是: Cannot assign value of type '(MenuItem!) -> Void' to type 'DidSelectedItemBlock!'
这个方法不能实现,就没有办法跳转!
求解救

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