Re: Alphabets Benchmarks - How many ways to unaccent a text string? Turn AÄÁaäá into AAAaaa. And the winner is...

You missed that String#gsub can take a Hash as its second argument

def unaccent_gsub_v3( text, mapping )
  text.gsub( NON_ALPHA_CHAR_REGEX, mapping )
end

-Rob

P.S. Pull request in your repo.

> On 2019-Aug-13, at 16:17 , Gerald Bauer <[email protected]> wrote:
> 
> Hello,
> 
>  let's try out half a dozen ways to unaccent a text string? [1]
> 
>  The challenge - What's the fastest way to turn `AÄÁaäá EÉeé IÍiíï
> NÑnñ OÖÓoöó Ssß UÜÚuüú`
>  into `AAAaaa EEee IIiii NNnn OOOooo Ssss UUUuuu`?
> 
>  Let's benchmark and the winner (so far) is... Spoiler: `gsub` .
> 
>    NON_ALPHA_CHAR_REGEX = /[^A-Za-z0-9 ]/    # use/try regex constant
> for speed-up
>    def unaccent_gsub( text, mapping )
>      text.gsub( NON_ALPHA_CHAR_REGEX ) do |ch|
>        mapping[ch] || ch
>      end
>    end
> 
> 
>  Can you find a faster way? Show us.
> 
>  Happy data (and text) wrangling with ruby. Cheers. Prost.
> 
> [1]: https://github.com/sportdb/sport.db/tree/master/alphabets/benchmark
> 
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