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Diffstat (limited to 'iredis/data/commands/geodist.md')
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diff --git a/iredis/data/commands/geodist.md b/iredis/data/commands/geodist.md new file mode 100644 index 0000000..3f32a89 --- /dev/null +++ b/iredis/data/commands/geodist.md @@ -0,0 +1,35 @@ +Return the distance between two members in the geospatial index represented by +the sorted set. + +Given a sorted set representing a geospatial index, populated using the `GEOADD` +command, the command returns the distance between the two specified members in +the specified unit. + +If one or both the members are missing, the command returns NULL. + +The unit must be one of the following, and defaults to meters: + +- **m** for meters. +- **km** for kilometers. +- **mi** for miles. +- **ft** for feet. + +The distance is computed assuming that the Earth is a perfect sphere, so errors +up to 0.5% are possible in edge cases. + +@return + +@bulk-string-reply, specifically: + +The command returns the distance as a double (represented as a string) in the +specified unit, or NULL if one or both the elements are missing. + +@examples + +```cli +GEOADD Sicily 13.361389 38.115556 "Palermo" 15.087269 37.502669 "Catania" +GEODIST Sicily Palermo Catania +GEODIST Sicily Palermo Catania km +GEODIST Sicily Palermo Catania mi +GEODIST Sicily Foo Bar +``` |