小编A B*_*ham的帖子

// Call FreeGeoIP API to get browser IP address
$.getJSON('https://freegeoip.net/json/', function(data) {
  var ipaddress = data.ip;

  // Get browser language
  var language = window.navigator.language;

  // Get software
  var software = window.navigator.appVersion;
  var regExp = /\(([^)]+)\)/;
  software = regExp.exec(software)[1];

  // Add data to obj
  var obj = {
    'ipaddress': ipaddress,
    'language': language,
    'software': software
  };

  // Write obj to document
  $('body').html(JSON.stringify(obj));
});

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>