Saving Data Back to the CSV File : csv « Development « Ruby

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Ruby » Development » csv

Saving Data Back to the CSV File







require 'csv'

people = CSV.read('text.txt')

laura = people.find { |person| person[0] =~ /Laura/ }

laura[0] = "Lauren Smith"



CSV.open('text.txt', 'w') do |csv|

  people.each do |person|

    csv << person

  end

end



//File: text.txt

F,M,M,45

L,C,F,23

D,P,F,38

Related examples in the same category

1.	Read CSV file
2.	Update a CSV file
3.	Parse one CSV file line
4.	Create data for CSV file
5.	Reading and Searching CSV Data
6.	use CSV alongside the File class
7.	loading the data from a CSV-formatted file into an array is with CSV.read:
8.	pick out the first person in the data called Laura:
9.	find the people in your database whose ages are between 20 and 40:

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