From: Tammo Tjarks <tammo@...>
Date: 2009-01-20T16:48:31+09:00
Subject: Re: Gsub!("\n","\n")

Simon Tan wrote:
If you want to substitute
Hello\nWorld by
Hello 
World 
you should try to work with single quotes:
 a = 'Hello\nWorld'

Simon Tan wrote:
=> "Hello\\nWorld"
irb(main):002:0> puts a
Hello\nWorld
=> nil
irb(main):003:0> a.gsub!('\n',"\n")
=> "Hello\nWorld"
irb(main):004:0> puts a
Hello
World

> Hi all, I'm not sure why but I assumed gsub! would allow me to replace
> \n with line feeds or \r for carriage returns.
> 
> How do I gsub! and replace everything with a nonvisible character like
> newline? I was using this results.gsub!("\n","\n") but obviously that
> does not work :( also tried results.gsub!("\n",10.chr). No go.
> 
> Kinda of frustrating for something so simple.  I guess I could always do
> some recursion.  Thanks.