​x
 
<!DOCTYPE html>
<html>
<body>
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<h1>JavaScript 对象属性</h1>
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<p>访问对象属性有两种不同的方法：</p>
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<p>您可以使用 .property 或 ["property"]。</p>
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<p id="demo"></p>
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<script>
var person = {
  firstname:"Bill",
  lastname:"Gates",
  age:62,
  eyecolor:"blue"
};
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document.getElementById("demo").innerHTML = person.firstname + " is " + person.age + " years old.";
</script>
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</body>
</html>
​