lovecoding
/
VIP32


			
				
					
						
						
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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>
      var arr = [];
      // 1.定义对象
      var obj = {};
      // 对象名.对象属性名 = 属性值
      obj.name = "lucy";
      obj.address = "中国";
      obj.age = 5;
      console.log(obj.address);
      // 2.定义对象
      var obj1 = new Object();
      obj1 = {
        name: "LiLi",
        age: 19,
        address: "哈尔滨",
      };
      console.log(obj1);
      // 遍历数组对象
      var newList = [
        {
          name: "LiLi",
          age: 19,
          address: "哈尔滨",
        },
        {
          name: "Lucy",
          age: 29,
          address: "北京",
        },
        {
          name: "NaNa",
          age: 39,
          address: "天津",
        },
      ];
      for (var i = 0; i < newList.length; i++) {
        console.log(newList[i]);
        document.write(newList[i].address + "<br>");
      }

      // break continue return
      // function fn1(a,b) {
      //     var sum = a + b;
      //     console.log(sum)
      // }
      // fn1(2,3)

      // function fn2(a,b) {
      //     return a+b;
      // }
      // console.log(fn2(2,3));

      // 调取对象中函数的方法   
      var obj = {
        name: "XMing",
        age: 18,
        tips: function (a, b) {
          return console.log(a * b);
        },
      };
      obj["tips"](2,3);

    </script>
  </body>
</html>