blob: 64aaf7c644ddeb31ce587f3264dfc6f6a42f6a7e (
plain)
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
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>qooxdoo » Demo</title>
<link type="text/css" rel="stylesheet" href="../../resource/css/layout.css"/>
<!--[if IE]>
<link type="text/css" rel="stylesheet" href="../../resource/css/layout_ie.css"/>
<![endif]-->
<script type="text/javascript" src="../../script/qx.js"></script>
</head>
<body>
<script type="text/javascript" src="../../script/layout.js"></script>
<div id="demoDescription">
<p>Testing the influence of inheritance to object creation performance.</p>
<p>Don't execute superclass constructor.</p>
<p>Result: No negative effect!</p>
</div>
<script type="text/javascript">
qx.core.Init.getInstance().defineMain(function()
{
function l1() {
this.store = true;
}
function l2() {
}
l2.prototype = new l1;
function l3() {
}
l3.prototype = new l2;
function l4() {
}
l4.prototype = new l3;
function l5() {
}
l5.prototype = new l4;
function l6() {
}
l6.prototype = new l5;
function t1(vLoops) {
for (var i=0; i<vLoops; i++) {
new l1;
}
}
function t2(vLoops) {
for (var i=0; i<vLoops; i++) {
new l2;
}
}
function t3(vLoops) {
for (var i=0; i<vLoops; i++) {
new l3;
}
}
function t4(vLoops) {
for (var i=0; i<vLoops; i++) {
new l4;
}
}
function t5(vLoops) {
for (var i=0; i<vLoops; i++) {
new l5;
}
}
function t6(vLoops) {
for (var i=0; i<vLoops; i++) {
new l6;
}
}
new qx.dev.TimeTracker(t1, t2, t3, t4, t5, t6);
});
</script>
</body>
</html>
|