#!/bin/bash -x
(cat test.csv; echo "") | sed -e '/^[[:space:]]*$/d' > test2.csv
i=0
cat test2.csv | tr -d "[, ]" | while read LINE; do
echo $i
i=i+1
done > test3.csv
#!/bin/bash -x
(cat test.csv; echo "") | sed -e '/^[[:space:]]*$/d' > test2.csv
i=0
cat test2.csv | tr -d "[, ]" | while read LINE; do
echo $i
i=i+1
done > test3.csv