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paiza.ioでelixir その179

Last updated at Posted at 2023-01-20

概要

paiza.ioでelixirやってみた。
練習問題やってみた。

練習問題

プログラム管理のため、コピペでファイルを作れ。

方針

F.save(ファイルネーム)エンターで、ペースト。

サンプルコード

defmodule F do
	def sline(name, data) do
		case IO.gets("") do
		:eof ->
		    IO.inspect(data)
		    File.write(name, data)
			:ok
		line ->
			data = data <> line
			sline(name, data)
		end
	end
	def save(name) do
	    sline(name, "")
	end
end

F.save("F.exs")

{result, 0} = System.cmd("ls", [])
IO.puts result
{result, 0} = System.cmd("cat", ["F.exs"])
IO.puts result


実行結果

"defmodule F do\n\tdef sline(name, data) do\n\t\tcase IO.gets(\"\") do\n\t\t:eof ->\n\t\t    IO.inspect(data)\n\t\t    File.write(name, data)\n\t\t\t:ok\n\t\tline ->\n\t\t\tdata = data <> line\n\t\t\tsline(name, data)\n\t\tend\n\tend\n\tdef save(name) do\n\t    sline(name, \"\")\n\tend\nend\n\n"
exec_command
exec_stderr.txt
exec_stdin.txt
exec_stdout.txt
F.exs
Main.exs
main.tar.gz
runner_mysql
runner_php
run_user

defmodule F do
	def sline(name, data) do
		case IO.gets("") do
		:eof ->
		    IO.inspect(data)
		    File.write(name, data)
			:ok
		line ->
			data = data <> line
			sline(name, data)
		end
	end
	def save(name) do
	    sline(name, "")
	end
end


成果物

以上。

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