This function converts a distance from one unit of measure to another. The supported units are "miles", "feet", "km", and "meters". This is a proper superset of the units supported as options to various geospatial functions ("miles","km").
|$unit1||The unit of the input distance parameter.|
|$unit2||The unit to which the distance has to be converted into.|
geo.distanceConvert(100, 'meters', 'miles') // => 0.0621371192237334032