<html><body><p>如何访问嵌套的 JSON 对象。</p><p id="demo"></p><script>var myObj = { "name":"John", "age":30, "cars": { "car1":"Ford", "car2":"BMW", "car3":"Fiat" }}document.getElementById("demo").innerHTML += myObj.cars.car2 + "<br>";//or:document.getElementById("demo").innerHTML += myObj.cars["car2"];</script></body></html>