急!!! 請教unix shell問題, Thx a lot!

How to find every line in a xml file that contains a date or time?
Using grep? How to write the command?

How to convert date format from YYYY-MM-DD to MM/DD/YYYY?
Using grep or sed? How to write the command?

I am not familiar with these two commands. Plz help! Many thanks!

所有跟帖： 

• I'd use Perl for all these -caryz- ♂ (0 bytes) () 12/05/2007 postreply 05:38:49

• I'd use java for all these -yahoobb- ♀ (0 bytes) () 12/06/2007 postreply 02:38:01

• 回複：急!!! 請教unix shell問題, Thx a lot! -butdie- ♂ (131 bytes) () 12/06/2007 postreply 20:58:47