js get请求返回数据

fetch('https://api.example.com/data')
  .then(response => {
    if (!response.ok) {
      throw new Error('Network response was not ok');
    }
    return response.json(); // 解析响应体为JSON
  })
  .then(data => {
    console.log(data); // 处理获取到的数据
  })
  .catch(error => {
    console.error('There has been a problem with your fetch operation:', error);
  });

axios.get('https://api.example.com/data')
  .then(response => {
    console.log(response.data); // 处理获取到的数据
  })
  .catch(error => {
    console.error('Error fetching data:', error);
  });

app.use((req, res, next) => {
  res.header("Access-Control-Allow-Origin", "*");
  res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
  next();
});

function fetchWithRetry(url, options, retries = 3) {
  return fetch(url, options).catch(error => {
    if (retries > 0) {
      return fetchWithRetry(url, options, retries - 1);
    } else {
      throw error;
    }
  });
}