Harrissou Sant-anna 97247efef4 Various improvements to expression
- Add/fix details to description and examples to illustrate
- indicate string for geom_to_wkt
2020-08-31 11:19:06 +10:00

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{
"name": "intersection",
"type": "function",
"groups": ["GeometryGroup"],
"description": "Returns a geometry that represents the shared portion of two geometries.",
"arguments": [ {"arg":"geometry1","description":"a geometry"},
{"arg":"geometry2","description":"a geometry"}],
"examples": [ { "expression":"geom_to_wkt( intersection( geom_from_wkt( 'LINESTRING(3 3, 4 4, 5 5)' ), geom_from_wkt( 'LINESTRING(3 3, 4 4)' ) ) )", "returns":"'LINESTRING(3 3, 4 4)'"},
{ "expression":"geom_to_wkt( intersection( geom_from_wkt( 'LINESTRING(3 3, 4 4, 5 5)' ), geom_from_wkt( 'MULTIPOINT(3.5 3.5, 4 5)' ) ) )", "returns":"'POINT(3.5 3.5)'"}
]
}