NSDate *startDate = [NSDate date];
// your code
double dealTime = [[NSDate date] timeIntervalSinceDate:startDate];
// 使用毫秒测试 1s = 1000ms
NSLog(@"codeTime === %f ms", dealTime * 1000);
NSDate *startDate = [NSDate date];
// your code
double dealTime = [[NSDate date] timeIntervalSinceDate:startDate];
// 使用毫秒测试 1s = 1000ms
NSLog(@"codeTime === %f ms", dealTime * 1000);
本文标题:测试一段代码的时长
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