Untitled

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Sugestie jQuery</title>
<script src="jquery-3.4.1.js"></script>
</head>
<script type="text/javascript">
function wyslijAJAX(){
	var parametry = {
			"pole" : $('#pole').val(),
			"wartosc": $('#pole').val()
	}
	var parametr = new Object();
	parametr.wartosc = $('#pole').val();

	if(parametry.wartosc){
		$.ajax({
			url: "sugestiejQuery",
			type: "POST",
			dataType: "json",
			data: JSON.stringify(parametry),
			contentType: "application/json",
			mimeType: "application/json",
			success: function(data){
				alert("data: "+ data);

			},
			error: function(data, status, er){
				alert("data" + data +
						"status:" + status +
						"error" + er);
			}
		})
	}
}

</script>

<body>
	<h4>Wpisz markę samochodu</h4>
	<input id="pole" type="text" onkeyup="javascript:wyslijAJAX()"/>
	<div id="wyniki"></div>
</body>
</html>