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Version: 7.2.0

flatten

Description

Flattens any GeoJSON to a FeatureCollection inspired by geojson-flatten.

Parameters

NameTypeDescription
geojsonGeoJSONany valid GeoJSON Object

Returns

FeatureCollection<any> all Multi-Geometries are flattened into single Features

Examples

var multiGeometry = turf.multiPolygon([
[
[
[102.0, 2.0],
[103.0, 2.0],
[103.0, 3.0],
[102.0, 3.0],
[102.0, 2.0],
],
],
[
[
[100.0, 0.0],
[101.0, 0.0],
[101.0, 1.0],
[100.0, 1.0],
[100.0, 0.0],
],
[
[100.2, 0.2],
[100.8, 0.2],
[100.8, 0.8],
[100.2, 0.8],
[100.2, 0.2],
],
],
]);

var flatten = turf.flatten(multiGeometry);

Installation

$ npm install @turf/flatten

import { flatten } from "@turf/flatten";
const result = flatten(...);
$ npm install @turf/turf

import * as turf from "@turf/turf";
const result = turf.flatten(...);