代码示例：（标识：eg_js_json_array_nested）
<!DOCTYPE html>
<html>
<body>
<h1>JSON 数组</h1>
<p>遍历数组内的数组。</p>
<p id="demo"></p>
<script>
var myObj, i, j, x = "";
myObj = {
"name":"Bill Gates",
"age":62,
"cars": [
{"name":"Porsche", "models":["911", "Taycan"]},
{"name":"BMW", "models":["M5", "M3", "X5"]},
{"name":"Volvo", "models":["XC90", "V60"] }
]
}
for (i in myObj.cars) {
x += "<h2>" + myObj.cars[i].name + "</h2>";
for (j in myObj.cars[i].models) {
x += myObj.cars[i].models[j] + "<br>";
}
}
document.getElementById("demo").innerHTML = x;
</script>
</body>
</html>
