郭靖大战欧阳锋

使用随机函数和定时器
 1 <!DOCTYPE html>
 2 <html lang="zh-cn">
 3 <head>
 4     <meta charset="utf-8">
 5     <title>7-53 课堂演示</title>
 6     <link rel="stylesheet" type="text/css" href="style.css">
 7     <style type="text/css">
 8     </style>
 9 </head>
10 <body>
11     <script>
12         var guojing=new Object();
13             guojing.name="郭靖"
14             guojing.HP=500;
15             guojing.gj=90;
16             guojing.sd=60;
17             guojing.skill=new Array('亢龙有悔','飞龙在天','见龙在田','鸿渐于陆','潜龙勿用')
18 
19         var ouyang=new Object();
20             ouyang.name='欧阳锋';
21             ouyang.HP=800;
22             ouyang.gj=100;
23             ouyang.sd=40;
24             ouyang.skill=new Array('灵蛇棍法','凤凰神力','颠倒阴阳','逆转静脉','天蟾神功')
25 
26         function whoGjwho(a,b){
27               return a.sd*Math.random()>b.sd*Math.random()?[a,b]:[b,a]
28           }
29 
30           
31 
32           // alert(Fight[0].name)
33 
34           function game(){
35               var skillIndex=Math.floor(Math.random()*5)
36               var Fight=whoGjwho(guojing,ouyang);
37               var attacker=Fight[0]
38             var defender=Fight[1]
39             var damage=attacker.gj*Math.random()-defender.gj*Math.random();
40                 if(damage<=0){
41                         damage=0
42                     }else{
43                         damage=Math.ceil(damage);
44                     }
45             defender.HP-=damage;
46 
47             document.write(attacker.name+"使用了一招"+attacker.skill[skillIndex]+'<br>')
48             document.write(defender.name+"损失了"+damage+'点HP'+'<br>')
49 
50             if (defender.HP>0) {
51                 document.write(defender.name+"的HP:"+defender.HP+'<br>'+attacker.name+'的HP:'+attacker.HP+'<hr>')    
52             }else{
53                 document.write(defender.name+'战败了'+'<br>'+attacker.name+'取得了胜利！'+'<br>')
54                 alert(attacker.name+'取得了胜利！'+'Gmame Over!')
55                 clearInterval(zd)
56             }
57 
58           }
59       var zd=setInterval('game()',50)
60     </script>
61 </body>
62 </html>