Extensions
Scalar Functions
```sql
SELECT st_contains('POLYGON((0 0, 0 1, 1 1, 1 0, 0 0))'::GEOMETRY, 'POINT(0.5 0.5)'::GEOMETRY);
----
true
```  
----  
#### ST_ContainsProperly {#docs:extensions:spatial:functions::st_containsproperly}