Converting the data base return to csv form(for excel)

gistfile1.txt

<?php
 
  /*
  * $result should be the return of a function of line "fetch_assoc", returned of a query on the data base
  */
 
if(!empty($result)) {
  
    $filename = date('Ymd').'.csv';
 
    $cabecalho = array_values(array_keys($result[0]));
 
    $out = '"'.implode('";"', $cabecalho)."\"\r\n";
 
    header("Content-type: text/csv; charset=utf-8");
    header("Content-Disposition: attachment; filename=".$filename);
 
    foreach ($result as $key => $value) {
        $out .= '"'.implode('";"', $value)."\"\r\n";
    }
 
    echo $out;
 
}