Java計(jì)算兩個(gè)日期時(shí)間相差幾天,幾小時(shí),幾分鐘,其實(shí)好簡(jiǎn)單就可以實(shí)現(xiàn)jsp,java中計(jì)算兩個(gè)時(shí)間差了\x0dpublic class Test {\x0dpublic void dateDiff(String startTime,String endTime,String format) {\x0d//按照傳入的格式生成一個(gè)simpledateformate對(duì)象\x0dSimpleDateFormat sd = new SimpleDateFormat(format);\x0dlong nd = 1000*24*60*60;//一天的毫秒數(shù)\x0dlong nh = 1000*60*60;//一小時(shí)的毫秒數(shù)\x0dlong nm = 1000*60;//一分鐘的毫秒數(shù)\x0dlong ns = 1000;//一秒鐘的毫秒數(shù)long diff;try {\x0d//獲得兩個(gè)時(shí)間的毫秒時(shí)間差異\x0ddiff = sd.parse(endTime).getTime() - sd.parse(startTime).getTime();\x0dlong day = diff/nd;//計(jì)算差多少天\x0dlong hour = diff%nd/nh;//計(jì)算差多少小時(shí)\x0dlong min = diff%nd%nh/nm;//計(jì)算差多少分鐘\x0dlong sec = diff%nd%nh%nm/ns;//計(jì)算差多少秒//輸出結(jié)果\x0dSystem.out.println("時(shí)間相差："+day+"天"+hour+"小時(shí)"+min+"分鐘"+sec+"秒.");