postgis -  functions -  public.se_is3d

Description

Function properties

Usage

result = public.se_is3d();

Code

CREATE FUNCTION se_is3d(geometry) RETURNS boolean
    AS $_$
    SELECT CASE ST_zmflag($1)
               WHEN 0 THEN false
               WHEN 1 THEN false
               WHEN 2 THEN true
               WHEN 3 THEN true
               ELSE false
           END
    $_$
    LANGUAGE sql IMMUTABLE STRICT;