PHP Code To CSV

<?php
require_once"../koneksivar.php";
$conn = new mysqli($DBServer, $DBUser, $DBPass, $DBName);
if ($conn->connect_error) {
  trigger_error('Database connection failed: '  . $conn->connect_error, E_USER_ERROR);
}


  $buffer = "";
    $separator = ","; //, atau ;
    $newline = "\r\n";
       
    $buffer = "id_admin".$separator ."nama_admin".$separator ."telepon".$separator ."email".$separator ."status".$separator ;
    $buffer .= $newline;
   
  $sql="select `id_admin`,`nama_admin`,`telepon`,`email`,`status`  from `$tbadmin` order by `id_admin` desc";
  $jum=getJum($conn,$sql);
  if($jum>0){
  $arr=getData($conn,$sql);
  foreach($arr as $d) {
$value=$d["id_admin"];$buffer .= "\"".$value."\"".$separator;
$value=$d["nama_admin"];$buffer .= "\"".$value."\"".$separator;
$value=$d["telepon"];$buffer .= "\"".$value."\"".$separator;
$value=$d["email"];$buffer .= "\"".$value."\"".$separator;
$value=$d["status"];$buffer .= "\"".$value."\"".$separator;
$buffer .= $newline;
}
  }
  else{
    $buffer .= $newline;
  }
    header("Content-type: application/vnd.ms-excel");
    header("Content-Length: ".strlen($buffer));
    header("Content-Disposition: attachment; filename=report.csv");
    header("Expires: 0");
    header("Cache-Control: must-revalidate, post-check=0,pre-check=0");
    header("Pragma: public");

    print $buffer;

/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/

function getJum($conn,$sql){
  $rs=$conn->query($sql);
  $jum= $rs->num_rows;
$rs->free();
return $jum;
}

function getData($conn,$sql){
$rs=$conn->query($sql);
$rs->data_seek(0);
$arr = $rs->fetch_all(MYSQLI_ASSOC);
$rs->free();
return $arr;
}

?>


HASIL:

id_admin	nama_admin	telepon	email	status
ADM02	a	a	a	Aktif
ADM01	sdada	0	asdasda	Aktif