Hi, I don't know how to find one file out, one file contains some numbers, like 7.9 2.4 4.2 12.2 and etc I can't remember the file name. I tried: $ grep -e "7.9" -e "2.4" -e "4.2" -e "12.2" */* $ grep -e "7.9" -e "2.4" -e "4.2" -e "12.2" */*/* not work, Thanks with best regards,