featureCollection

描述

¥Description

获取一个或多个 特性 对象并创建一个 FeatureCollection。

¥Takes one or more Features and creates a FeatureCollection.

参数

¥Parameters

名称	类型	描述
features	数组<特性<GeometryObject, GeoJsonProperties>>	输入要素
options?	对象	可选参数（默认 {}）
options.bbox?	BBox	与要素关联的边界框数组 [西，南，东，北]
options.id?	ID	与特性关联的标识符

返回

¥Returns

FeatureCollection<GeometryObject, GeoJsonProperties> 要素集合

¥FeatureCollection<GeometryObject, GeoJsonProperties> FeatureCollection of Features

示例

¥Examples

var locationA = turf.point([-75.343, 39.984], { name: "Location A" });
var locationB = turf.point([-75.833, 39.284], { name: "Location B" });
var locationC = turf.point([-75.534, 39.123], { name: "Location C" });

var collection = turf.featureCollection([locationA, locationB, locationC]);

//=collection

安装

¥Installation

$ npm install @turf/helpers

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

$ npm install @turf/turf

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