I'm writing a game for iOS and I was wondering how to make the instructions View Controller open every time the app is opened. I want to have a switch that says "Show me this every time." and if they switch it to no the instructions will no longer show up when the app is opened.I'm writing a game for iOS and I was wondering
阅读背景：
每次我的应用程序打开时打开视图，仅在使用选择时打开
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