On Mon, Apr 20, 2015 at 8:59 AM, Dimitri Liakhovitski <
dimitri.liakhovit...@gmail.com> wrote:
> Hello!
>
> Please point me in the right direction.
> I need to match 2 strings, but focusing ONLY on characters, ignoring
> all special characters and punctuation signs, including (), "", etc..
>
> For example:
> I want the following to return: TRUE
>
> "What a nice day today! - Story of happiness: Part 2." ==
> "What a nice day today: Story of happiness (Part 2)"
>
>
> --
> Thank you!
> Dimitri Liakhovitski
>
>
>
Perhaps a variation on:
> str1<-"What a nice day today! - Story of happiness: Part 2."
> str2<- "What a nice day today: Story of happiness (Part 2)"
> gsub('[^[:alpha:]]','',str1)==gsub('[^[:alpha:]]','',str2)
[1] TRUE
>
The gsub() removes all characters which are not alphabetic from each string
and then compares them.
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