require 'csv' sum=0.0
CSV.foreach("thing.csv") do |row| temp=row[0].to_f if temp>5.0 sum=temp+sum end end CSV.open("exam.csv", 'w') do |writer| writer <<[sum] end CSV.foreach("exam.csv") do |row| p row end
| Name | Name | Last commit date | ||
|---|---|---|---|---|
require 'csv' sum=0.0
CSV.foreach("thing.csv") do |row| temp=row[0].to_f if temp>5.0 sum=temp+sum end end CSV.open("exam.csv", 'w') do |writer| writer <<[sum] end CSV.foreach("exam.csv") do |row| p row end