Windows Phone Development Reference

Windows Phone API Reference

http://msdn.microsoft.com/zh-cn/library/windows/apps/ff626516 (v=vs.105). aspx

What's new in Windows Phone 8.1

Http://msdn.microsoft.com/library/windows/apps/dn632424.aspx

QuickStart: Recording a screen with Screencapture (XAML)
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/dn642093.aspx

Working with the Back button (XAML) in a Windows Phone app
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/dn639128.aspx

Detecting geolocation (XAML)
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/hh465120.aspx

Supporting apps with background tasks (XAML)
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/hh977056.aspx

Using the file picker (XAML)
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/dn594542.aspx

accessing Data and Files (XAML)
Http://msdn.microsoft.com/zh-cn/library/windows/apps/xaml/hh758319.aspx

Windows Phone Development Reference