hutool计时器工具

importcn.hutool.core.date.DateUtil;
importcn.hutool.core.date.TimeInterval;
publicclassTest {
publicstaticvoidmain(String[] args) {
TimeIntervaltimer=DateUtil.timer();
run();
System.out.println(timer.interval() +" ms");
System.out.println(timer.intervalMinute() +" min");
    }
privatestaticvoidrun() {
inta=1;
for (inti=0; i<100000; i++) {
a+=i;
        }
System.out.println("a = "+a);
    }
}

importcn.hutool.core.date.TimeInterval;
publicclassTest {
publicstaticvoidmain(String[] args) {
finalTimeIntervaltimer=newTimeInterval();
timer.start("1");
try {
Thread.sleep(11);
        } catch (InterruptedExceptione) {
e.printStackTrace();
        }
timer.start("2");
try {
Thread.sleep(22);
        } catch (InterruptedExceptione) {
e.printStackTrace();
        }
System.out.println("Timer 1: "+timer.intervalMs("1") +"ms");
System.out.println("Timer 2: "+timer.intervalMs("2") +"ms");
    }
}