AIX, how to achieve a start date (yyyymmdd) and end date (yyyymmdd)all dates between

For example , there is now a start date 20,130,226 , an end date 20130302
Get all dates between two dates , the result is :
20130226
20130227
20130228
20130301
20130302

system environment AIX6.1 x64
system uses a shell as : ksh

seeking shell code

Thank you.
------ Solution ---------------------------------------- ----
with demand shell