import org.junit.jupiter.api.Test;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.temporal.ChronoUnit;

public class TTest {

    @Test
    public void test1(){
        LocalDate t1=LocalDateTime.now().toLocalDate();
        LocalDate t2=LocalDateTime.now().toLocalDate().minusDays(1);
        System.out.println(t1);
        System.out.println(t2);
        System.out.println(ChronoUnit.DAYS.between(null, t1));
    }

    @Test
    public void test2() {
        System.out.println("【" + " 打 撒sfc       dffd发多少分多少   分多少分的d f ".replaceAll("\\s+", "") + "】");
    }
}