turf-combine

turf-combine

combine

Combines a FeatureCollection of Point, LineString, or Polygon features into MultiPoint, MultiLineString, or MultiPolygon features.

Parameters

• fc FeatureCollection<(Point | LineString | Polygon)> a FeatureCollection of any type

Examples

var fc = {
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "properties": {},
      "geometry": {
        "type": "Point",
        "coordinates": [19.026432, 47.49134]
      }
    }, {
      "type": "Feature",
      "properties": {},
      "geometry": {
        "type": "Point",
        "coordinates": [19.074497, 47.509548]
      }
    }
  ]
};

var combined = turf.combine(fc);

//=combined

Returns FeatureCollection<(MultiPoint | MultiLineString | MultiPolygon)> a FeatureCollection of corresponding type to input

---

This module is part of the Turfjs project, an open source module collection dedicated to geographic algorithms. It is maintained in the Turfjs/turf repository, where you can create PRs and issues.

Installation

Install this module individually:

$ npm install turf-combine

Or install the Turf module that includes it as a function:

$ npm install turf