计算两个日期相隔天数

SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd");

Date d1 = dateFormat.parse("20110112");
Date d2 = dateFormat.parse("20120212");

int day = (int) ((d2.getTime() - d1.getTime()) / 86400000L);

System.out.println(day);
 

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转载自chinahnzhou.iteye.com/blog/1608088