问题
The current deployment target is 11.0 which is fine. However, I would like to know how I would set a minimum of 8.0?
回答1:
You can set the deployment target in your project's target's general settings.
You can read more about this in Apple documentation "Setting Deployment Target".
来源：https://stackoverflow.com/questions/46465408/swift-4-setting-a-minimum-deployment-target