swift学习——点点滴滴——2~storyboard新建viewcontroller

问题:

storyboard新建viewcontroller后,无法关联第一控制器,显示黑屏,console显示

Failed to instantiate the default view controller for UIMainStoryboardFile ‘Main‘ - perhaps the designated entry point is not set?

解决办法:

In your story board file select the viewController you want to assign as first controller and check on is initial View Controller check the image.

新建viewcontroller需要关联并分配给第一控制器,并初始化视图控制器。 

如下图所示:

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