UNIX for Dummies Questions & Answers

a.csv,
bc.csv,
el.csv,...

a$date.csv,
bc$date.csv,
el.$date.csv,...

DT=$( date +"%Y%m%d" )

for file in DIR_A/*.csv
do
        fname="${file##*/}"
        echo mv "$file" "DIR_B/${fname%.csv}${DT}.csv"
done

#!/bin/ksh
today=$(date '+%Y%m%d');
for fname in *.csv; do
        new_name=${fname%.csv}${today}.csv;
        echo $fname $new_name;
        # mv $fname $new_name;
done

$ ls *csv
aaa.csv
bbb.csv

aaa.csv aaa.20140205.csv
bbb.csv bbb.20140205.csv

ARCH_DIR=/my/arch/folder;

new_name=${ARCH_DIR)/${fname%.csv}.${today}.csv;

[a.txt
b.csv
e.xml]

[a$DT.txt
b$DT.csv
e$DT.xml]

for file in *.txt *.csv *.xml