[TxMt] Re: Compare two strings ignoring multibytes

[James Edward Gray II]

On Aug 20, 2009, at 6:37 PM, Juan Falgueras wrote:

> desperate looking for a way of a more relaxed way of searching a
> string inside another, we need not to take into the account not only
> the case
>
>  s = "Abc"
>  if s =~ /abc/i then
>    …
>
> but also if you have forgotten an accent, etc:
>
>  s = "áBc"
>  if s =~ /abc/i then
>    …also should match!
>
> Changing the encoding to the simplest one: ASCII,  does not work since
> iconv, nor ruby force_encoding() work and gives you errors in case you
> try to convert "á" to "a"

This might be one option for you:

$ irb -KU -r iconv
 >> s = "áBc"
=> "áBc"
 >> Iconv.conv("ASCII//TRANSLIT//IGNORE", "UTF-8",  
s).downcase.delete("^a-z") =~ /abc/
=> 0

I hope that helps.

James Edward Gray II