如何在EXCEL表中计算日期时间差,要求精确到秒.答:1、时:分:秒格式(不计算天数): =TIME(HOUR(B2-A2),MINUTE(B2-A2),SECOND(B2-A2))2、天时分秒格式: =CONCATENATE(DATEDIF(A2,B2,"d"),"天",HOUR(B2-A2),"时",MINUTE(B2-A2),"分",SECOND(B2-A2),"秒")3、时分秒格式(将天数转换成小时): =CONCATENATE(DATEDIF(A2,B2,"d...
在Excel中,知道起始日期时间还有时间差,如何求结束时间?要求精确...答:1、时:分:秒格式(不计算天数): =TIME(HOUR(B2-A2),MINUTE(B2-A2),SECOND(B2-A2))2、天时分秒格式: =CONCATENATE(DATEDIF(A2,B2,"d"),"天",HOUR(B2-A2),"时",MINUTE(B2-A2),"分",SECOND(B2-A2),"秒")3、时分秒格式(将天数转换成小时): =CONCATENATE(DATEDIF(A2,B2,"d")...