format of the concatenation type string

Topics: Developer Forum
Jun 30, 2014 at 9:00 PM
help, any solution to change the format of the concatenation, to not show me the error in excel

$descuento = 10 ;
$porcentaje1 = "%";

->setCellValue('F'.$i, utf8_encode($fila['descuento'] . $porcentaje1))

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