Re: [WINTCL] error

[J. K. <jk...@jk...>]

On December 11, 2015 10:46:09 AM EST, Abhishek Tiwari <abh...@au...> wrote:
>Hi,
>
>Could you please suggest, why is this returning 2
>set str "<p><a href=\"%%track {http://www.lyris.com/\[dsfsdfsdfds\]}
>-group
>{html:1}%%\">asaawwqewqe</a></p>
><p><a href=\"%%track {http://www.lyris.com/\[merge
>members_.FullName_\]}
>-group {html:2}%%\">asaawwqewqe</a></p>
><p><a href=\"%%track {http://www.lyris.com/\[merge
>members_.Additional_\]}
>-group {html:3}%%\">asaawwqewqe</a></p>"
>
>set matchTuples [regexp -all -inline "%%track \{(.*)\}" $str]
>puts [llength $matchTuples]
>
>Regards
>Abhishek
>
>
>------------------------------------------------------------------------
>
>------------------------------------------------------------------------------
>
>
>------------------------------------------------------------------------
>
>_______________________________________________
>Tcl-win mailing list
>Tc...@li...
>https://lists.sourceforge.net/lists/listinfo/tcl-win

The (.*) part of the pattern is likely being greedy when you're expecting it not to be. I don't recall if Tcl features non-greedy matching, but in this case you can use ([^\}]*). 

This is a common pitfall with regex in any language. 
-- 
J. King