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    <p>Ciao a tutti,</p>
    <p>ispirato dalla risposta di Totò, stavo cercando una pagina della
      documentazione di QGIS da linkare in modo da suggerire a Robi
      Brazzelli di approfondire il funzionamento della funzione
      suggerita da Totò ("transform")</p>
    <p>Da una ricerca veloce, mi sembra che l'unico posto in cui vengono
      documentate le funzioni sia in realtà GitHub, come file json
      separati:
      <a class="moz-txt-link-freetext" href="https://github.com/qgis/QGIS/tree/master/resources/function_help/json">https://github.com/qgis/QGIS/tree/master/resources/function_help/json</a><br>
    </p>
    <p>Ecco qui la funzione "transform":
<a class="moz-txt-link-freetext" href="https://github.com/qgis/QGIS/blob/master/resources/function_help/json/transform">https://github.com/qgis/QGIS/blob/master/resources/function_help/json/transform</a></p>
    <p>Non sarebbe utile esportare questi help in formato html
      all'interno della documentazione di QGIS, magari qui
(<a class="moz-txt-link-freetext" href="https://docs.qgis.org/2.18/en/docs/user_manual/working_with_vector/expression.html">https://docs.qgis.org/2.18/en/docs/user_manual/working_with_vector/expression.html</a>)?</p>
    <p>m2c</p>
    <p>Ale<br>
    </p>
    <br>
    <div class="moz-cite-prefix">On 26/02/2018 16:21, Totò wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:1519658501625-0.post@n6.nabble.com">
      <pre wrap="">Robi Brazzelli wrote
</pre>
      <blockquote type="cite">
        <pre wrap="">Ok grazie.
Ora complico:
EPSG progetto 3857
da proprietà progetto imposto coord display gradi-decimali (cosi le vorrei
restituite
nel calcolatore)
nel campo calcolato mi trovo però coordinate in maps unit (metri) ?
</pre>
      </blockquote>
      <pre wrap="">
Anche questa volta risposta semplice:

popola due campi con la seguente espressione:

 x(transform( $geometry ,'EPSG:3857', 'EPSG:4326' ))

ciao



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        <p>Alessandro Sarretta</p>
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