Quotation mark into .csv (per field) AWK/SED

Question

I've got csv file like

Brand,Type,Color
Porsche,Sport,Red
BMW,Coupe,Blue

I'd like to include quotation marks to have it like:

"Brand","Type","Color"
"Porsche","Sport","Red"
"BMW","Coupe","Blue"

What's the fastest way to do it? I will implement it in cronjob.

Thanks!!!!

Adam

Answer 1

使用sed：

sed -e 's/^\|$/"/g' -e 's/,/","/g' input

Answer 2

这可能适合你（GNU sed）：

sed -r 's/[^,]+/"&"/g' file

Answer 3

用awk ：

awk '{gsub(/[^,]+/,"\"&\"")}1' file.csv

Answer 4

对于CSV数据，使用具有CSV库的语言通常更为简洁：

ruby -rcsv -ne 'puts CSV.generate_line(CSV.parse_line($_), :force_quotes=>true)'