atton

# -*- coding: utf-8 -*-

# fooが頭に無いbarをファイルに出力する 1.2

array = ["foo","bar","baz","hoge"]

reg = /(?<!foo)bar/

file_name = "./hoge.txt"
f = File.open file_name,"a+"

atton

# -*- coding: utf-8 -*-

# fooが頭に無いbarをファイルに出力する 2

array = ["foo","bar","baz"]

file_name = "./hoge.txt"
f = File.open file_name,"a+"

array.each do |head|

atton

# -*- coding: utf-8 -*-

# fooが頭に無いbarをファイルに出力する

reg = /(?<!foo)bar/

array = ["foo","bar","baz"]

file_name = "./hoge.txt"
f = File.open file_name,"a+"