一、代码如下
二、执行效果如下
<!DOCTYPE html> <html> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <body> <h1>我的第一张网页</h1> <p id="demo"></p> <script> var person = { firstName: "Bill", lastName: "Gates", age: 18, eyeColor: "blue" }; document.getElementById("demo").innerHTML = person.firstName + " is " + person.age + " years old."; </script> </body> </html>