41 lines
1 KiB
HTML
41 lines
1 KiB
HTML
|
<html>
|
||
|
|
<head>
|
||
|
|
<title>Servant: counter</title>
|
||
|
|
<style>
|
||
|
|
body { text-align: center; }
|
||
|
|
#counter { color: green; }
|
||
|
|
#inc { margin: 0px 20px; background-color: green; color: white; }
|
||
|
|
</style>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
<h1>Vanilla version</h1>
|
||
|
|
<span id="counter">Counter: 0</span>
|
||
|
|
<button id="inc">Increase</button>
|
||
|
|
or <a href="/doc">view the docs</a>
|
||
|
|
|
||
|
|
<script src="api.js" type="text/javascript"></script>
|
||
|
|
<script type="text/javascript">
|
||
|
|
window.addEventListener('load', function() {
|
||
|
|
// we get the current value stored by the server when the page is loaded
|
||
|
|
getcounter(updateCounter, alert);
|
||
|
|
|
||
|
|
// we update the value every 1sec, in the same way
|
||
|
|
window.setInterval(function() {
|
||
|
|
getcounter(updateCounter, alert);
|
||
|
|
}, 1000);
|
||
|
|
});
|
||
|
|
|
||
|
|
function updateCounter(response)
|
||
|
|
{
|
||
|
|
document.getElementById('counter').innerHTML = 'Counter: ' + response.value;
|
||
|
|
}
|
||
|
|
|
||
|
|
// when the button is clicked, ask the server to increase
|
||
|
|
// the value by one
|
||
|
|
document.getElementById('inc').addEventListener('click', function() {
|
||
|
|
postcounter(updateCounter, alert);
|
||
|
|
});
|
||
|
|
</script>
|
||
|
|
</body>
|
||
|
|
</html>
|