turf-sample

turf-sample

sample

Takes a FeatureCollection and returns a FeatureCollection with given number of features at random.

Parameters

• featurecollection FeatureCollection set of input features
• num number number of features to select

Examples

var points = turf.random('points', 1000);

//=points

var sample = turf.sample(points, 10);

//=sample

Returns FeatureCollection a FeatureCollection with n features

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-sample

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

$ npm install turf