https://pub.dev/documentation/turf/latest/turf/FeatureCollection/toJson.html
toJson method - FeatureCollection class - turf library - Dart API
API docs for the toJson method from the FeatureCollection class, for the Dart programming language.
tojsonmethodfeaturecollectionclassturf
https://pub.dev/documentation/turf/latest/turf/FeatureCollection/clone.html
clone method - FeatureCollection class - turf library - Dart API
API docs for the clone method from the FeatureCollection class, for the Dart programming language.
clone methodfeaturecollectionclassturflibrary