[Qgis-developer] BUG? strpos("area",'.') doesn't work

[Elstermann, Mike]

THX to all, that is it.
Tipp in help +1! :-)

mikeE.

Von: Qgis-developer [mailto:qgis-developer-bounces at lists.osgeo.org] Im Auftrag von Mathieu Pellerin
Gesendet: Montag, 7. November 2016 12:26
An: Matthias Kuhn
Cc: qgis-developer
Betreff: Re: [Qgis-developer] BUG? strpos("area",'.') doesn't work


We should indicate in the function help that strpos is regexp based.

On Nov 7, 2016 6:23 PM, "Matthias Kuhn" <matthias at opengis.ch<mailto:matthias at opengis.ch>> wrote:
Hi,

strpos is based on regexp, a '.' matches any character.
To let the engine treat a . as such you need to prefix it with a
double-backslash.

strpos(to_string("area"), '\\.')

Regards
Matthias


On 11/07/2016 12:07 PM, Elstermann, Mike wrote:
> Hi,
>
>
>
> “area” is a double-field with values e. g. 213.1234,  43215.3456, …
>
>
>
> strpos("area",'.') gives only value 1 return :-(
>
> strpos(to_string("area"),'.') gives only value 1 return  :-(
>
>
>
> This error exits only by ‘.’, other search-strings e. g. ‘12’, ‘1’, …
> work fine
>
>
>
> Our workarround works fine.
>
>
>
> strpos( replace( to_string( "area" ), '.', ',' ), ',' )
>
>
>
> Is this a bug with ‘.’?
>
>
>
> best regards, mikeE.
>
>
>
>
>
>
>
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