W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
运行代码
<!DOCTYPE html> <html> <body> <h1>使用括号表示法访问 JavaScript 对象：</h1> <p id="demo"></p> <script> var myObj, x; myObj = { name: "Bill Gates", age: 62, city: "Seattle" }; x = myObj["name"]; document.getElementById("demo").innerHTML = x; </script> </body> </html>