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Re: Match empty string at begin/end of symbol
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From: |
Noam Postavsky |
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Subject: |
Re: Match empty string at begin/end of symbol |
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Date: |
Wed, 4 Jul 2018 15:21:07 -0400 |
On 4 July 2018 at 14:43, Joe Riel <joer@san.rr.com> wrote:
> That returns "ab", as expected. Change the "\\<" to "\\_<"
> and it no longer matches. Why not?
>
> (let ((str "3+ab"))
> (and (string-match "\\_<[a-zA-Z][a-zA-Z0-9]*" str)
> (match-string 0 str)))
"+ab" all have symbol syntax in lisp-mode, try evaluating it from a
c-mode buffer and you will get "ab".