JavaScript递归算法实现阶乘计算示例

<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=GB2312" />
<title>递归算法计算阶乘</title>
</head>
<body style="overflow:auto; padding:0px; margin:0px;">
<div style="font-size:14px; font-weight:bold; color:white; font-family:Arial, 宋体; background-color:#6090DA; padding:4px 10px;">
 <script>
  function calc(n){
   if(n>0)return(calc(n-1)*n);
   return(1);
  }
  document.write("正整数8的阶乘是"+calc(8));
  document.write("<br>正整数16的阶乘是"+calc(16));
 </script>
</div>
</body>
</html>