调试函数耗时的利器CFAbsoluteTimeGetCurrent
2015-04-08 10:37
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转载自: http://blog.csdn.net/gghu1986/article/details/8662293
CFAbsoluteTime start = CFAbsoluteTimeGetCurrent();
// do something
CFAbsoluteTime end = CFAbsoluteTimeGetCurrent();
NSLog(@"time cost: %0.3f", end - start);
CFAbsoluteTime start = CFAbsoluteTimeGetCurrent();
// do something
CFAbsoluteTime end = CFAbsoluteTimeGetCurrent();
NSLog(@"time cost: %0.3f", end - start);
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