在Java中找出最近30天，60天和90天

问题描述

我有一些记录与receivedDate。我想从收到的日期取得最后30或60或90天的记录。如何解决？

解决方案

使用。

  Date today = new Date（）; 
日历cal = new GregorianCalendar（）; 
 cal.setTime（今天）; 
 cal.add（Calendar.DAY_OF_MONTH，-30）; 
日期今天30 = cal.getTime（）; 
 cal.add（Calendar.DAY_OF_MONTH，-60）; 
日期today60 = cal.getTime（）; 
 cal.add（Calendar.DAY_OF_MONTH，-90）; 
 Date today90 = cal.getTime（）; 
  

How to get last 30 / 60 / 90 days records from given date in java?

I have some records with receivedDate. I want to fetch the records for last 30 or 60 or 90 days from received Date. How to resolve it?

解决方案

Use java.util.Calendar.

Date today = new Date();
Calendar cal = new GregorianCalendar();
cal.setTime(today);
cal.add(Calendar.DAY_OF_MONTH, -30);
Date today30 = cal.getTime();
cal.add(Calendar.DAY_OF_MONTH, -60);
Date today60 = cal.getTime();
cal.add(Calendar.DAY_OF_MONTH, -90);
Date today90 = cal.getTime();

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