These are the code samples for The Book of OpenLayer3. Feel free to download the source code and contribute to this repository:
This sample show how to read and write feature in a given data format.
Paste any valid GeoJSON string and press the read button:
Click the button to write the current map features to GeoJSON string:
Code samples for The Book of OpenLayers3 by Antonio Santiago. Licensed under a Creative Commons Attribution 4.0 International License.