geoIsValid
- Anthony George
Owned by Anthony George
Function: geoIsValid(Geometry value)
Tests whether the geometry is topologically valid, according to the OGC SFS specifications.
If passed a string the geometry functions will automatically convert it into a geometry object.
Syntax
geoIsValid( geometryValue )
| Argument | Type | Description |
|---|---|---|
| geometryValue | WTK String or Geometry Object | The geometry used by the calculation to determine if it is topologically valid. |
Examples
geoIsValid("POLYGON ((30 10, 40 40, 20 40, 10 20, 30 10))")Returns a Boolean true if the geometry is topologically valid, according to the OGC SFS specifications.
See Also