Ruby CSV写和读示例，字段中有引号换行符和逗号

Posted 2021-02-24

Shows how to read/write fully formatted CSV with Ruby

#require 'csv'
require 'rubygems'
require 'fastercsv'
 
FCSV { |out| 
    out << [:Number,:One,:Two,:Three,:Four]
    out << [1,"first","second","Third one quoted with a, comma","fourth "double quotes"
 line break"]
    out << [2,"erst","zweite","Dritte,mit Komma","viertl"]
    out << [3,"primero","segundo","tercero","cuarto,con la coma"]
}
 
FasterCSV.foreach("sample.csv", {:headers=>true}) { |r|
 
   puts "#{r.length} fields: >>#{r.inspect}<<"
   r.each { |header, value|
       puts "	#{header}=#{value}"
   }
}