统计程序耗时的代码片段
Python
import time start_time = time.time() time.sleep(1) use_cost = round((time.time() - start_time) * 1000, 2) print(use_cost)
Java
Go
func stats(){ time.Sleep(time.Second) } func main(){ var startTime int64 = time.Now().UnixNano() / 1e6 stats() var endTime int64 = time.Now().UnixNano() / 1e6 fmt.Println("use time:", endTime - startTime) } 运行结果: 1001
ending ~