!/bin/bash
startDate=20171023
endDate=20171103
startSec=date -d "$startDate" "+%s"
endSec=date -d "$endDate" "+%s"
for((i=endSec;i+=86400))
do
firstday=date -d "@$i" "+%Y%m%d"
echo [y" "+%Y%m%d"`
echo ${secondday}
done
startDate=20171023
endDate=20171103
startSec=date -d "$startDate" "+%s"
endSec=date -d "$endDate" "+%s"
for((i=endSec;i+=86400))
do
firstday=date -d "@$i" "+%Y%m%d"
echo [y" "+%Y%m%d"`
echo ${secondday}
done