Javascript 访问重定向的深层json链接

我有以下关于PayPal for HATEOS的例子。我想访问该链接，但我的浏览器出现语法错误问题

SyntaxError:缺少）在参数列表之后[在此错误上中断]

警报（links.1.href）

（第32行第15列） JSON来自paypal，我正在尝试访问这些链接

{
    "id": "PAY-23P72370PE379301LKIWIOTQ",
    "create_time": "2013-09-08T14:18:54Z",
    "update_time": "2013-09-08T14:18:54Z",
    "state": "created",
    "intent": "sale",
    "payer": {
        "payment_method": "paypal"
    },
    "transactions": [
        {
            "amount": {
                "total": "7.47",
                "currency": "USD",
                "details": {
                    "subtotal": "7.47"
                }
            },
            "description": "payment using a PayPal account"
        }
    ],
    "links": [
        {
            "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-23P72370PE379301LKIWIOTQ",
            "rel": "self",
            "method": "GET"
        },
        {
            "href": "https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=EC-8DG907196F781211F",
            "rel": "approval_url",
            "method": "REDIRECT"
        },
        {
            "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-23P72370PE379301LKIWIOTQ/execute",
            "rel": "execute",
            "method": "POST"
        }
    ]
}

如何访问重定向的链接

alert(links.1.href);

谢谢你找到了

警报（data.links[1].href）

---

感谢访问数组元素，您应该使用以下语法：

alert(links[1].href);

此处的工作示例：