From: "Vera, Michael" <mxvera@...>
Date: 2002-11-13T06:02:50+09:00
Subject: Re: File Packing Ideas

Why am I still getting random newlines using CGI.escape? Is there a certain
maximum number of characters this module can handle?

-----Original Message-----
From: Nikodemus Siivola [mailto:tsiivola@cc.hut.fi] 
Sent: Tuesday, November 12, 2002 12:15 PM
To: ruby-talk@ruby-lang.org
Subject: Re: File Packing Ideas


On Wed, 13 Nov 2002, Vera, Michael wrote:

> I am looking for help to solve this problem I have. I need to read in a
> file, and convert it into a single line string with no characters readable
> in it, (such as \n, \t, etc.) so that it can be sent over a socket
> connection and reconverted on the other side.

The CGI class solves this problem for you: URL's need to be escaped as
well.

irb(main):001:0> require 'cgi'
true
irb(main):002:0> str = "\n\f\r\b"
"\n\f\r\010"
irb(main):003:0> str2 = CGI.escape str
"%0A%0C%0D%08"
irb(main):004:0> str == CGI.unescape(str2)
true
irb(main):005:0>

  -- Nikodemus