How to use ol-hashed - 7 common examples

import GeoJSON from 'ol/format/GeoJSON';
import GeometryType from 'ol/geom/GeometryType';
import {DragAndDrop, Draw, Modify, Snap} from 'ol/interaction';
import VectorLayer from 'ol/layer/Vector';
import VectorSource from 'ol/source/Vector';
import sync from 'ol-hashed';

const map = new Map({
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

const source = new VectorSource();

const layer = new VectorLayer({
  source: source
});
map.addLayer(layer);

map.addInteraction(new DragAndDrop({
  source: source,
  formatConstructors: [GeoJSON]
}));

map.addInteraction(new Modify({
  source: source
}));

layers: [
    new VectorLayer({
      source: new VectorSource({
        format: new GeoJSON(),
        url: './data/countries.json'
      })
    })
  ],
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

//! [sync]
sync(map);
//! [sync]

import Snap from 'ol/interaction/Snap';
//! [import-snap]
import VectorLayer from 'ol/layer/Vector';
import VectorSource from 'ol/source/Vector';
import View from 'ol/View';
import sync from 'ol-hashed';

const map = new Map({
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

const source = new VectorSource();

const layer = new VectorLayer({
  source: source
});
map.addLayer(layer);

map.addInteraction(new DragAndDrop({
  source: source,
  formatConstructors: [GeoJSON]
}));

map.addInteraction(new Modify({
  source: source
}));

import Modify from 'ol/interaction/Modify';
//! [import-modify]
import VectorLayer from 'ol/layer/Vector';
import VectorSource from 'ol/source/Vector';
import View from 'ol/View';
import sync from 'ol-hashed';

const map = new Map({
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

const source = new VectorSource();

const layer = new VectorLayer({
  source: source
});
map.addLayer(layer);

map.addInteraction(new DragAndDrop({
  source: source,
  formatConstructors: [GeoJSON]
}));

//! [modify]
map.addInteraction(new Modify({
  source: source

import VectorLayer from 'ol/layer/Vector';
import VectorSource from 'ol/source/Vector';
import View from 'ol/View';
import sync from 'ol-hashed';

//! [map-const]
const map = new Map({
//! [map-const]
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

//! [source]
const source = new VectorSource();
//! [source]

//! [layers]
const layer = new VectorLayer({
  source: source
});
map.addLayer(layer);
//! [layers]

//! [interaction]
map.addInteraction(new DragAndDrop({
  source: source,
  formatConstructors: [GeoJSON]

import Map from 'ol/Map';
import Modify from 'ol/interaction/Modify';
import VectorLayer from 'ol/layer/Vector';
import VectorSource from 'ol/source/Vector';
import View from 'ol/View';
import sync from 'ol-hashed';

const map = new Map({
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

const source = new VectorSource();

const layer = new VectorLayer({
  source: source
});
map.addLayer(layer);

map.addInteraction(new DragAndDrop({
  source: source,
  formatConstructors: [GeoJSON]
}));

map.addInteraction(new Modify({
  source: source
}));

const f = Math.pow(clamp((area - min) / (max - min), 0, 1), 1 / 2);
  const index = Math.round(f * (steps - 1));
  return ramp[index];
}
//! [color]


const map = new Map({
  target: 'map-container',
  view: new View({
    center: [0, 0],
    zoom: 2
  })
});

sync(map);

const source = new VectorSource();

//! [style]
const layer = new VectorLayer({
  source: source,
  style: function(feature) {
    return new Style({
      fill: new Fill({
        color: getColor(feature)
      }),
      stroke: new Stroke({
        color: 'rgba(255,255,255,0.8)'
      })
    });
  }