What is GEOJSON?

胡家維 Hu Kenneth

Nov 2, 2015·1 min read

GeoJSON is a format for encoding a variety of geographic data structures.

GeoJSON是一個專門處理地理資訊(GIS)結構的JSON標準格式，目前有越來越多library 或系統使用。

{
  "type": "Feature",
  "geometry": {
    "type": "Point",
    "coordinates": [125.6, 10.1]
  },
  "properties": {
    "name": "Dinagat Islands"
  }
}

GeoJSON supports the following geometry types: Point, LineString, Polygon, MultiPoint, MultiLineString, and MultiPolygon. Geometric objects with additional properties are Feature objects. Sets of features are contained by FeatureCollection objects.

Learn More

See the full specification for more detail.

GeoJSON 支持的類型 : 點、線、面、多點、多線、多面等等。詳細的可以請參考 http://geojson.org/geojson-spec.html

Example :