filepattern read, need to split on date , and process loop

[smohd1338]

I have six files , i am reading in file pattern manner, files will ahve this names BLG_LB_010213.txt,BLG__SA_010213.txt,BLG__AD_010213.txt, but for some reason if my etl process doest run, there will be 6 files now , 3 with previous day, and 3 new from current date,BLG_LB_010313.txt,BLG__SA_010313.txt,BLG__AD_010313.txt , how do i split them based on date and seklect only the 3 files with same date and run and loop again?

[ray.wurlod]

How are you reading them now?

Assuming it's an ls command, just add to that - maybe sort in date/time order and pipe the result through tail -3 command.

[smohd1338]

I am reading thropugh LS command now,

tahnsk, they can be sorted on date, i missed taht