不是每個瀏覽器都可用
<input type="text" id="test">
<button type="submit" onclick="UserAction()">進入運動中心</button>
<input type="text" id="test1">
<script language="javascript">
function UserAction() {
var v = document.getElementById("test").value;
//alert(v);
var xhttp = new XMLHttpRequest();
xhttp.open('GET', "http://localhost:60443/api/values/A" + v, false);
xhttp.setRequestHeader("Content-type", "application/json");
xhttp.send();
var response =xhttp.responseText;
//alert(response);
document.getElementById("test1").value = response+v
}
</script>