Untitled

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Sugestie jQuery</title>
<script src="jquery-3.4.1.js"></script>
<script type="text/javascript">

	function wyslijAJAX() {
		var parametry = {
				"pole": $('#manufacturer').val(),
				"wartosc": $('#manufacturer').val()
				}

		var parametr = new Object();
		parametr.wartosc = $('#manufacturer').val();

		if(parametry.wartosc){
			$.ajax({
				url: "suggestionXML",
				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("error: "+data+
							+" status: "+status+
							" error: " + er)
				}
			})
		}

	}

</script>
</head>
<body>
	<h4>Podaj marke samochodu</h4>
	<input id="manufacturer" type="text" onkeyup="javascript:wyslijAJAX()">
	<div id="result"></div>
</body>
</html>