<!DOCTYPE html>
<html lang="en">
   <head>
      <meta charset="UTF-8">
      <title>Autocomplete Script</title>
      <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
      <link rel="stylesheet" href="style.css">
      <script>

         $(function(){
            $("#country").keyup(function(){
               var countryName = $(this).val();
               $.ajax({
                  method: "POST",
                  url: "getCountry.php",
                  data:{country:countryName}
               })
                  .done(function(data){
                  $("#suggestions").show();
                  $("#suggestions").html(data);
               });
            });
         });

      </script>
   </head>
   <body>

      <div class="countrySearch">
         <input type="text" id="country" placeholder="Country">
         <div id="suggestions"></div>
      </div>

   </body>
</html>