-
Notifications
You must be signed in to change notification settings - Fork 2
/
HTML5 - Beginners - getTime.html
41 lines (33 loc) · 899 Bytes
/
HTML5 - Beginners - getTime.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width" />
</head>
<body>
<div id="test"></div>
<canvas id="myCanvas" width="320" height="240" style="border:1px solid #d3d3d3;">
Use different browser.
</canvas>
<script>
var c=document.getElementById("myCanvas");
var ctx=c.getContext("2d");
gameloop=setInterval(doGameLoop,16);
function doGameLoop(){
myCanvas.height = window.innerHeight-32;
myCanvas.width = window.innerWidth-32;
ctx.fillStyle="rgb(0,0,0)";
ctx.fillRect(0,0,c.width,c.height);
ctx.fillStyle="rgb(255,255,255)";
// get the time passed since
// January 1, 1970 00:00:00.
ctx.fillText(new Date().getTime(),10,10);
}
// having a way to anchor you game
// to a specific point in time can
// have its uses. getting fps and
// knowing how long a certain piece
// of code takes to run.
</script>
</body>
</html>