Skip to main content

Documentation Index

Fetch the complete documentation index at: https://docs.wherobots.com/llms.txt

Use this file to discover all available pages before exploring further.

Returns a code indicating the Z and M coordinate dimensions present in the input geometry. Values are: 0 = 2D, 1 = 3D-M, 2 = 3D-Z, 3 = 4D. ST_Zmflag

​
Signatures

ST_Zmflag(geom: Geometry)

​
Parameters

​
geom
Geometry
required
The input geometry.

​
Return type

An integer value.

​
Examples

SELECT ST_Zmflag(
        ST_GeomFromWKT('LINESTRING Z(1 2 3, 4 5 6)')
)

2

SELECT ST_Zmflag(
        ST_GeomFromWKT('POINT ZM(1 2 3 4)')
)

3