简单计算器 Basic Calculator (实例)

Basic Calculator?

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?In this tutorial i will be showing you how to create a basic calculator?

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?1 Label17 Round Rect ButtonsThis tutorial is a full featured app allowing you to add, minus, divide and multiply once created it can be ready to be submitted to the app store or you could expand on it and give it you own personal touch

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- (void)viewDidUnload{ calulatorScreen = nil; [super viewDidUnload]; // Release any retained subviews of the main view. // e.g. self.myOutlet = nil;}?

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来源：http://www.youtube.com/watch?v=Ihw0cfNOrr4

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