Shell Programming and Scripting

bash-3.2$ mkdir test
  bash-3.2$ cd test
  bash-3.2$ touch myfile.txt
  bash-3.2$ ls -l
  total 0
  -rw-r--r-- 1 avv avvgrp 0 Nov 26 03:51 myfile.txt
   
  bash-3.2$ cd ..
   
  bash-3.2$ ls -l test/
  total 0
  -rw-r--r-- 1 avv avvgrp 0 Nov 26 03:51 myfile.txt 



bash-3.2$ ls -lrt | tail -1 

drwxr-xr-x 2 avv avvgrp  4096 Nov 26 03:51 test
   
  bash-3.2$ vi test/myfile.txt
   
   
  q!   ---- here I have not modified the file. And executed quit without saving command. 

   
  bash-3.2$ ls -lrt | tail -1
  drwxr-xr-x 2 avv avvgrp  4096 Nov 26 03:53 test