<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh-cn">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<title>网页标题</title>
<meta name="keywords" content="关键字列表" />
<meta name="description" content="网页描述" />
<link rel="stylesheet" type="text/css" href="" />
<style type="text/css"></style>
<script type="text/javascript">
//定义一个对象
var obj = new Object();
//增加属性
obj.name = ‘张三‘;
obj.sex = ‘男‘;
obj.age = 25;
obj.isMarried = true;
obj.edu = ‘大专‘;
obj.school;
//增加方法
obj.showInfo = function (){
var str =‘<h2>‘+obj.name+‘的个人信息</h2>‘;
str +=‘姓名：‘+obj.name;
str +=‘<br/>性别：‘+obj.sex;
str +=‘<br/>年龄：‘+obj.age;
str +=‘<br/>婚否：‘+(obj.isMarried ?‘已婚‘: ‘未婚‘);
str +=‘<br> 学历：‘+obj.edu;
str +=‘<br/>学校：‘+(obj.school ? obj.school:‘未定义‘);
return str;
}
document.write(obj.showInfo());
//用大括号{}创建对象
var obj={
name : ‘张三‘,
sex : ‘男‘,
age : 34,
isMarried : true,
edu : ‘大专‘,
school : undefined,
showInfo: function(){
var str =‘<h2>‘+obj.name+‘的个人信息</h2>‘;
str +=‘姓名：‘+obj.name;
str +=‘<br/>性别：‘+obj.sex;
str +=‘<br/>年龄：‘+obj.age;
str +=‘<br/>婚否：‘+(obj.isMarried ?‘已婚‘: ‘未婚‘);
str +=‘<br> 学历：‘+obj.edu;
str +=‘<br/>学校：‘+(obj.school ? obj.school:‘未定义‘);
return str;
}
}
document.write(obj.showInfo());
</script>
</head>
<body>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh-cn">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<title>网页标题</title>
<meta name="keywords" content="关键字列表" />
<meta name="description" content="网页描述" />
<link rel="stylesheet" type="text/css" href="" />
<style type="text/css"></style>
<script type="text/javascript">
//定义一个数组
var arr =[4,5,0,34,67,2];
//定义一个函数
function getMax(arr1){
//假设一个最大值
var max=arr1[0];
for(var i=0;i<arr1.length;i++){
if(max<arr1[i]){
max = arr1[i];
}
}
document.write( max);
}
getMax(arr);
</script>
</head>
<body>
</body>
</html>
时间： 2024-10-17 13:00:39