最终完整的 AddressErrors 例子如下 - 在线编辑器

          <p>为我们值得的事业捐款 65 美元，我们将向您发送一份礼物，以表示感谢！</p>
<button id="pay">立即捐款</button>
        

<script>
let supportedHandlers = [
  {
    supportedMethods: "basic-card",
    data: {
      supportedNetworks: ["visa", "mastercard", "amex", "discover"],
      supportedTypes: ["credit", "debit"]
    }
  }
];

let defaultPaymentDetails = {
  total: {label: 'Donation', amount: {currency: 'USD', value: '65.00'}},
  displayItems: [
    {
      label: 'Original donation amount',
      amount: {currency: 'USD', value: '65.00'}
    }
  ],
  shippingOptions: [
    {
      id: 'standard',
      label: 'Standard shipping',
      amount: {currency: 'USD', value: '0.00'},
      selected: true
    }
  ]
}; 

let request;

function process() {
  let options = {requestShipping: true};

  try {
    request = new PaymentRequest(supportedHandlers, defaultPaymentDetails, options);
    // 在此处添加事件监听器。
    request.onshippingaddresschange = handleAddressChange;
    // 调用 show() 以触发浏览器的付款流程。
    request.show().then(function(instrumentResponse) {
      // 对 UI 的响应进行处理。
      console.log("得到响应！");
    })
    .catch(function(err) {
      // 对 request.show() 中的错误进行处理。
      console.error(`来自 show() 的错误：${err}`);
    });
  } catch (e) {
    // 捕获尝试创建 PaymentRequest 对象的所有错误。
  }
}

function handleAddressChange(ev) {
  const validCountries = ["US", "CA", "GB", "JP", "CN", "MX"];

  const genericAddressError = "无法运送到指定地址。请检查是否有任何错误。";
  const invalidCountryError = "目前，我们只运送到美国，加拿大，英国，日本，中国和德国。";

  let shippingAddress = ev.target.shippingAddress;
  let shippingAddressErrors = {};
  let updateDetails = {};

  if (!validCountries.includes(shippingAddress.country)) {
    ev.target.shippingOptions = [];
    shippingAddressErrors.country = invalidCountryError;

    updateDetails = {
      error: genericAddressError,
      shippingAddressErrors,
      ...defaultPaymentDetails
    };
  }

  ev.updateWith(updateDetails);
}

window.addEventListener("load", function(ev) {
  document.getElementById("pay").addEventListener("click", process, false);
}, false);
</script>

        