On Sat, 26 Oct 2002 06:23:47 +0000, "Hai Wu" <haiwuhaiwu at hotmail.com> wrote: >How to sort an array with numbers like 021025_11441 in it? It needs to be >sorted first by the number before '_', then sorted by the number after '_'? >How to do it using a customized sort function? > Homework? Regards, Bengt Richter