jorig

摘要： 1.初始化//获取Calendar对象，默认值为当前时间Calendar c = Calendar.getInstance();//设置小时为8点sleep_plan.set(Calendar.HOUR_OF_DAY, 8);//设置分钟为0sleep_plan.set(Calendar.MINUTE, 0);2.比较两个时间Calendar c,c2;boolean after = c.after(c2);boolean before = c.before(c2);3.加一个月方法1：c.set(Calendar.MONTH, c.get(Calendar.MONTH) + 1);方法2：c 阅读全文

摘要： 1.初始化//获取Calendar对象，默认值为当前时间Calendar c = Calendar.getInstance();//设置小时为8点sleep_plan.set(Calendar.HOUR_OF_DAY, 8);//设置分钟为0sleep_plan.set(Calendar.MINUTE, 0);2.比较两个时间Calendar c,c2;boolean after = c.after(c2);boolean before = c.before(c2);3.加一个月方法1：c.set(Calendar.MONTH,c.get(Calendar.MONTH) + 1);方法2：c. 阅读全文