combine

描述

🌐 Description

将一个包含 Point、LineString 或 Polygon 要素的 FeatureCollection 合并为 MultiPoint、MultiLineString 或 MultiPolygon 要素。

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

参数

🌐 Parameters

名称	类型	描述
fc	FeatureCollection<Point | LineString | Polygon>	任何类型的 FeatureCollection

返回

🌐 Returns

FeatureCollection<MultiPoint | MultiLineString | MultiPolygon> 与输入相对应类型的要素集合

示例

🌐 Examples

var fc = turf.featureCollection([
  turf.point([19.026432, 47.49134]),
  turf.point([19.074497, 47.509548]),
]);

var combined = turf.combine(fc);

安装

🌐 Installation

$ npm install @turf/combine

import { combine } from "@turf/combine";
const result = combine(...);

$ npm install @turf/turf

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