CFAbsoluteTime startTime =CFAbsoluteTimeGetCurrent();
//在这写入要计算时间的代码
CFAbsoluteTime linkTime = (CFAbsoluteTimeGetCurrent() - startTime);
NSLog(@"Linked in %f ms", linkTime *1000.0);
CFAbsoluteTime startTime =CFAbsoluteTimeGetCurrent();
//在这写入要计算时间的代码
CFAbsoluteTime linkTime = (CFAbsoluteTimeGetCurrent() - startTime);
NSLog(@"Linked in %f ms", linkTime *1000.0);
本文标题:iOS 计算耗时
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