nodejs发送请求

const https = require(\'https\');

var options = {
  hostname: \'registry.yarnpkg.com\',
  port: 443,
  path: \'/\',
  method: \'GET\'
};

var req = https.request(options, (res) => {
  console.log(\'statusCode:\', res.statusCode);
  console.log(\'headers:\', res.headers);

  res.on(\'data\', (d) => {
    process.stdout.write(d);
  });
});
req.end();

req.on(\'error\', (e) => {
  console.error(e);
});