lovecoding
/
web0331


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        // 1.定义对象
        var obj = {};
        // 对象名.对象属性名 = 属性值
        obj.name = '小明'
        console.log(obj,'obj')
        // 2.定义对象
        var obj1 = new Object();
        obj1.name = '小红'
        obj1 = {
            age: 19
        }
        console.log(obj1,'obj1')
        var obj2 = {
            name:"小黄"
        }
        var list = [
            {
                name: 'Lucy',
                age:19,
                address:'哈尔滨'
            },
            {
                name: 'LiLi',
                age:29,
                address:'北京'
            },
            {
                name: 'Tony',
                age:25,
                address:'天津'
            }
        ]
        // 遍历数组
        for(var i=0;i<list.length;i++) {
            document.write('我叫' + list[i].name + '今年' + list[i].age + '了,我家住在'+list[i].address + "<br>")
        }
        // 驼峰命名法  第二个单词首字母大写 小驼峰
        // NewObj 大驼峰
        var newObj = {
            name:'pig',
            age:8,
            sum:function(a,b) {
                return console.log(a*b);
            }
        }
        // newObj.sum(2,3)
        newObj["sum"](4,6)
        // console.log()
    </script>
</body>
</html>