You Want to buildamobileapplicationbutyou'rebewildered by the array of available devices and APIs to learn. Which mobile platform should you choose? The Apple iOS (iPhone and iPad) uses Objective C, Google Android uses Java and Windows Phone uses Silverlight, yet each one of these options has a distinct API and a distinct market. Choosing to focus on one particular technology stack could leave 50 percent of the market-or more-unable to use your application. If you choose to try to support all of these platforms, you have at least three distinct codebases to maintain, significantly increasing your development and maintenance costs.
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机译：您想构建一个移动应用程序，但对可供学习的可用设备和API感到困惑。您应该选择哪个移动平台？ Apple iOS（iPhone和iPad）使用Objective C，Google Android使用Java，Windows Phone使用Silverlight，但是这些选项中的每一个都有不同的API和不同的市场。选择只专注于一种特定的技术堆栈可能会使50％的市场留给市场，或者更多人无法使用您的应用程序。如果选择尝试支持所有这些平台，则至少要维护三个不同的代码库，从而显着增加开发和维护成本。
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