QGIS/resources/function_help/json/line_locate_point
2022-01-12 10:26:38 -05:00

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{
"name": "line_locate_point",
"type": "function",
"groups": ["GeometryGroup"],
"description": "Returns the distance along a linestring corresponding to the closest position the linestring comes to a specified point geometry.",
"arguments": [{
"arg": "geometry",
"description": "a linestring geometry"
}, {
"arg": "point",
"description": "point geometry to locate closest position on linestring to"
}],
"examples": [{
"expression": "line_locate_point(geometry:=geom_from_wkt('LineString(0 0, 10 0)'),point:=geom_from_wkt('Point(5 0)'))",
"returns": "5.0"
}],
"tags": ["distance", "point", "specified", "closest", "linestring", "position", "corresponding", "along"]
}