Re: matchstr() question.

Hi, thank you all.

Off course. I was so ansious to finish the function that I didn't notice this
fault.

Thank you all guys,
Alessandro Antonello

2011/2/17 Benjamin R. Haskell <vim@benizi.com>:
> On Thu, 17 Feb 2011, Alessandro Antonello wrote:
>
>> Hi, all.
>>
>> I'm trying to build a function that separates file names from full paths.
>> I was using matchstr() function but there is a problem. It doesn't return
>> anything. For example:
>>
>> :echo matchstr("~/.vim/atpl/class.h", "/\w\+\.h$")
>
> The problem is with the backslashes inside double quotes being chewed up.
>
> To see what's happening, do:
>
> :echo "/\w\+\.h$"
> echoes:
> /w+.h$
>
> So, the pattern you're matching against is slash, followed by one or more
> w's, followed by any character ('.' without a backslash), ending with 'h'.
>
> See:
>
> :help usr_41 -- search for /double quote
> :help expr-quote
>
> To avoid the issue, it's generally easiest to use single quotes:
>
> :echo matchstr('~/.vim/atpl/class.h', '/\w\+\.h$')
> echoes:
> /class.h
>
> --
> Best,
> Ben
>
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