How can fill select option from mysql

$output = '';
if(isset($_POST["query"]))
{
 $search = mysqli_real_escape_string($connect, $_POST["query"]);
 $query = "
  SELECT * FROM deserved 
  WHERE DeName LIKE '".$search."'
 
 ";
}
else
{
 $query = "
  SELECT * FROM deserved  
 ";
}
$result = mysqli_query($connect, $query);
if(mysqli_num_rows($result) > 0)
{
 $output .= '
 
   
 ';
 while($row = mysqli_fetch_array($result))
  
 {
	  
  $output .= '
    <input type="text"  " value="'.$row["DeFamilyNum"].'">
    
      
  ';

 }