timer

timer

A kernel resource that triggers an event at a specified interval. The event can occur only once or can be recurring. Timers are one of the input sources for run loops. Timers are also implemented at higher levels of the system, such as CFTimer in Core Foundation and NSTimer in Cocoa.

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行业/领域：软件; 计算机
类别操作系统
Company: Apple
产品： Mac OS X
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template

软件; 计算机; 操作系统

(1) A pattern or model designed to guide development in accordance with a specific predefined format or structure. (2) In Xcode, a structured set of default resources (files, ...