Re: error Undefined index:

On Wed, Mar 28, 2018 at 12:04 AM, Romero, Fernando < Fernando.Romero@trenesargentinos.gob.ar> wrote: > I have an error with a variable in $ _POST that I can not find how to > solve it > > This is the error > > Notice: Undefined index: empresa in /var/www/jobs/ganancia_por_empresa_mes.php on > line 34 > > This is the query > > <?php > > $empresa = $_POST['empresa']; > $mes = $_POST['meses']; > $anio = $_POST['anio']; > > > > if ( $_POST ) { > $result=pg_query("SELECT empresa, sum(valor) valor FROM trabajos WHERE > empresa='$empresa' and to_char(fecha, 'TMMONTH')::varchar = > '$mes' and > date_part('year', fecha)= '$anio' > group by empresa"); > $registros= pg_num_rows($result); > > } > ?> > > <div align="center"> > <table border="1" cellpadding="1"> > <tr> > <td><strong>Empresa</strong></td> > <td><strong>Total</strong></td> > > </tr> > > <?php > //mostrar resultados > for ($i=0;$i<$registros;$i++) > { > > $row = pg_fetch_array ($result,$i ); > > //} > ?> > <tr> > <td> > <?php > echo $row['empresa']; > ?> > </td> > <td>$ > <?php > echo $row['valor']; > } > ?> > </td> > > </tr> > > </table> > > </div> > > > <div align="center" ><a > href="ganancia_empresa_mes.php">Volver</a></div> > </body> > > </html> > > The error of line 34 is this: > > $empresa = $_POST['empresa']; > > Thanks > > > > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > what is the output of ? var_dump( $_POST );​ -- <https://about.me/jigar?promo=email_sig&utm_source=product&utm_medium=email_sig&utm_campaign=edit_panel&utm_content=thumb> Jigar Dhulla about.me/jigar <https://about.me/jigar?promo=email_sig&utm_source=product&utm_medium=email_sig&utm_campaign=edit_panel&utm_content=thumb>