public static void main(String[] args) { // TODO Auto-generated method stub long nd = 1000 * 24 * 60 * 60; long nh = 1000 * 60 * 60; long nm = 1000 * 60; long ns = 1000; // 获得两个时间的毫秒时间差异 System.out.println("开始运行"); Date nowDate = new Date(); new Subgraph_processed03().subgraphProcess(); // System.out.println("已完成"); Date endDate = new Date(); long diff = endDate.getTime() - nowDate.getTime();//getTime返回的是一个long型的毫秒数 // 计算差多少天 long day = diff / nd; // 计算差多少小时 long hour = diff % nd / nh; // 计算差多少分钟 long min = diff % nd % nh / nm; // 计算差多少秒//输出结果 long sec = diff % nd % nh % nm / ns; //计算多少毫秒 long ms=diff% nd % nh % nm % ns; System.out.println(day + "天" + hour + "小时" + min + "分钟"+sec+"秒"+ms+"毫秒"); }