Change UIImageView mode iPhone/iPad

If I have an UIImageView with the mode set to center for example how can I change it to something else such as aspect fit w开发者_JS百科ith code?

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imageView.contentMode = UIViewContentModeScaleAspectFit;

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yourImageView.contentMode = UIViewContentModeScaleAspectFit;

you can set it to any of the following

UIViewContentModeScaleToFill,
UIViewContentModeScaleAspectFit,
UIViewContentModeScaleAspectFill,
UIViewContentModeRedraw,
UIViewContentModeCenter,
UIViewContentModeTop,
UIViewContentModeBottom,
UIViewContentModeLeft,
UIViewContentModeRight,
UIViewContentModeTopLeft,
UIViewContentModeTopRight,
UIViewContentModeBottomLeft,
UIViewContentModeBottomRight