JSで実現したランダム表示画像
12265 ワード
1 DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2 "http://www.w3.org/TR/xhtml1/TDT/xhtml1-strit.dtd">
3 <html>
4 <head>
5 <meta http-equiv="Content-Type" content="text/html;charset=utf-8"/>
6 <title> title>
7 <script type="text/javascript">
8 // :
9 /*
10 1,
11 2, ,
12 3,
13 4,
14 5,
15 6, ,
16 7, , .(0,window.innerWidth)
17 8, ,
18 */
19 //
20 window.onload=function(){
21 //
22 document.body.bgColor="#000"
23 // star
24 window.setInterval("star()",1000);
25 }
26 //
27 function star(){
28 //
29 var imgObj = document.createElement("img");
30 // src
31 imgObj.setAttribute("src","images/lele.jpg");
32 // width getRandom()
33 var width = getRandom(20,120);
34 imgObj.setAttribute("width",width);
35
36 // (style )
37 var x = getRandom(0,window.innerWidth);
38 var y = getRandom(0,window.innerHeight);
39 // x y
40 imgObj.setAttribute("style","position:absolute;left:"+x+"px;top:"+y+"px;");
41
42 // onclick
43 //this ,this ,
44 imgObj.setAttribute("onclick","removeImg(this)");
45 // ,
46 document.body.appendChild(imgObj);
47 }
48
49 // :
50 function getRandom(min,max){
51 var random = Math.random()*(max-min)+min;
52 //
53 random = Math.floor(random);
54 //
55 return random;
56
57 }
58 // :
59 function removeImg(obj){
60 document.body.removeChild(obj);
61
62 }
63 script>
64
65 <style type="text/css">
66
67 style>
68
69 head>
70 <body>
71
72
73 body>
74 html>転載先:https://www.cnblogs.com/CAODADA/p/6132486.html