[objc] view plain copy

/**

 ** timer 可重复

 **/

- (void)timerMethodB

{

    _timer = [NSTimer scheduledTimerWithTimeInterval:1.0f  //间隔时间

                                              target:self

                                            selector:@selector(methodBEvnet)

                                            userInfo:nil

                                             repeats:YES];

}  

- (void)methodBEvnet

{

    count++;

    NSLog(@"-- Method_B count: %d", count);  

    if (count >= ) {

        [_timer invalidate];    //重复5次，timer停止

        NSLog(@"-- end");

    }

}