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Your Teacher

Hi, I'm Chris. I'm the creator of GoRails, Hatchbox.io and Jumpstart. I spend my time creating tutorials and tools to help Ruby on Rails developers build apps better and faster.

About This Episode

Learn how to export records to CSV files

Notes

class UsersController < ApplicationController
  def index
    @users = User.all

    respond_to do |format|
      format.html
      format.csv { send_data @users.to_csv, filename: "users-#{Date.today}.csv" }
    end
  end
class User < ActiveRecord::Base
  def self.to_csv
    attributes = %w{id email name}

    CSV.generate(headers: true) do |csv|
      csv << attributes

      all.each do |user|
        csv << attributes.map{ |attr| user.send(attr) }
      end
    end
  end

  def name
    "#{first_name} #{last_name}"
  end
end

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