How to compare 2 dates of yyyymmdd format in a if statement?

[RajShekar]

How to compare 2 dates of yyyymmdd format in a if statement?
I am trying to compare two dates in a If condition like this and it does not work?

if (( "$PROC_DATE" < "$MONTHS_DATE" ))

then

print "$MONTHS_DATE"

fi

 

[PHV]

Something like this ?
[ "$PROC_DATE" -lt "$MONTHS_DATE" ] && print "$MONTHS_DATE"

Hope This Help, PH.
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