linux看一个文件的修改时间

meatball1982

要看一个文件的修改时间，用
stat filename.txt

比如
stat md1.gro
  File: `md1.gro'
  Size: 2527386           Blocks: 4944       IO Block: 4096   regular file
Device: 821h/2081d        Inode: 8265697     Links: 1
Access: (0664/-rw-rw-r--)  Uid: (  512/   wuxue)   Gid: (  512/   wuxue)
Access: 2013-07-15 21:13:39.563946925 +0800
Modify: 2013-07-15 21:13:39.683954425 +0800
Change: 2013-07-15 21:13:39.683954425 +0800