J260713/授课代码/c260728/src/homework260727/p3_datamath/DataMathTest.java

package homework260727.p3_datamath;

import java.time.LocalDate;
import java.time.LocalDateTime;

/**
 * @author WanJl
 * @version 1.0
 * @title DataMathTest
 * @description
 *
 * 计算天数差计算当前日期距离 2026-12-31 还有多少天（用 `until()` 或 `toEpochDay()`）
 * 距离 2026-12-31 还有：157 天
 * @create 2026/7/28
 */
public class DataMathTest {
    public static void main(String[] args) {
        LocalDate localDate = LocalDate.of(2026, 7, 27);
        LocalDate localDate2 = LocalDate.of(2026, 12, 31);
        long now = localDate.toEpochDay();  //距离 1970-01-01 有多少天
        long epochDay = localDate2.toEpochDay();  //距离 1970-01-01 有多少天
        System.out.println("距离 2026-12-31 还有："+(epochDay-now)+"天");

    }
}