iOSã®ã¢ããªãä½ã£ã¦ããæã«å®æçã«ã¡ã½ãããå®è¡ãããå ´åãããã¨æãã¾ãã ä¾ãã°ã ããç»é¢ã«ä½å以ä¸ããããã·ã§ã¢ãã¦ããã®ã¢ã©ã¼ããåºã ããä¸å®æéåãç»é¢ã«ãããç»é¢æç»ãå¤ãã ãªã©ã®å ´åã§ãã ãããªæã¯NSTimerã使ãã¨ããç°¡æ½ã«æ¸ãã¾ãã ã¨ãããã¨ã§NSTimerã®ç´¹ä»ããã¾ãã NSTimer You use the NSTimer class to create timer objects or, more simply, timers. A timer waits until a certain time interval has elapsed and then fires, sending a specified message to a target object. For example, you could create an NSTimer

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