pointsWithinPolygon

Finds Points that fall within (Multi)Polygon(s).
找到落在(多个)多边形内的点。

参数

参数	类型	描述
points	(Feauture|FeatureCollection <Point>)	Points as input search
polygons	(FeatureCollection|Geometry|Feature <(Polygon|MultiPolygon)>)	Points must be within these (Multi)Polygon(s)

返回

FeatureCollection <Point> - points that land within at least one polygon

示例

var points = turf.points([
    [-46.6318, -23.5523],
    [-46.6246, -23.5325],
    [-46.6062, -23.5513],
    [-46.663, -23.554],
    [-46.643, -23.557]
]);

var searchWithin = turf.polygon([[
    [-46.653,-23.543], // 注意：polygon首尾坐标要一致
    [-46.634,-23.5346],
    [-46.613,-23.543],
    [-46.614,-23.559],
    [-46.631,-23.567],
    [-46.653,-23.560],
    [-46.653,-23.543]
]]);

var ptsWithin = turf.pointsWithinPolygon(points, searchWithin);