原文链接
当前时间
import java.sql.Timestamp; //导包 Timestamp nowTime = new Timestamp(System.currentTimeMillis()); System.out.println(nowTime);
输出:
2022-06-08 11:15:51.014
Long型时间戳
Long timeLong = System.currentTimeMillis(); System.out.println("timeLong:" + timeLong + "\n");
输出:
1652862076686
时间戳和时间的转化
public void learnCron() throws ParseException { SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS"); // 设置格式 Long currentTime = System.currentTimeMillis(); // 获取当前时间戳 System.out.println("currentTime:" + currentTime); String timeString = format.format(currentTime); // 时间戳转为时间格式 System.out.println("timeString:" + timeString); Date date = format.parse(timeString); // 时间格式转为时间戳 long timeLong = date.getTime(); System.out.println("timeLong:" + timeLong); }
输出:
currentTime:1686122941014 timeString:2023-06-07 15:29:01.014 timeLong:1686122941014
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代码的路