http://simonwillison.net/2008-01-04T16:12:50+00:00Simon Willison2008-01-04T16:12:50+00:002008-01-04T16:12:50+00:00https://simonwillison.net/2008/Jan/4/encoded/#atom-tag

<p><strong><a href="http://code.google.com/apis/maps/documentation/polylinealgorithm.html">Encoded Polyline Algorithm Format</a></strong></p> Google Maps does some pretty crazy bit mangling to create compressed versions of lat/long pairs. <p>Tags: <a href="https://simonwillison.net/tags/encoding">encoding</a>, <a href="https://simonwillison.net/tags/google-maps">google-maps</a>, <a href="https://simonwillison.net/tags/latlong">latlong</a>, <a href="https://simonwillison.net/tags/polyline">polyline</a></p>