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Style lines with a data-driven property

Create a visualization with a data expression for line-color.

---
title: Style lines with a data-driven property
description: Create a visualization with a data expression for line-color.
type: geojson
options:
  zoom: 16
  center: [ -122.48383155304096, 37.82882682974591 ]
style:
  extends: https://styles.trailsta.sh/osm-liberty.json
  layers:
    - type: line
      line-width: 3
      line-color: [ get, color ]
---
{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "properties": {
        "color": "#F7455D"
      },
      "geometry": {
        "type": "LineString",
        "coordinates": [
          [
            -122.4833858013153,
            37.829607404976734
          ],
          [
            -122.4830961227417,
            37.82932776098012
          ],
          [
            -122.4830746650696,
            37.82932776098012
          ],
          [
            -122.48218417167662,
            37.82889558180985
          ],
          [
            -122.48218417167662,
            37.82890193740421
          ],
          [
            -122.48221099376678,
            37.82868372835086
          ],
          [
            -122.4822163581848,
            37.82868372835086
          ],
          [
            -122.48205006122589,
            37.82801003030873
          ]
        ]
      }
    },
    {
      "type": "Feature",
      "properties": {
        "color": "#33C9EB"
      },
      "geometry": {
        "type": "LineString",
        "coordinates": [
          [
            -122.48393028974533,
            37.829471820141016
          ],
          [
            -122.48395174741744,
            37.82940826466351
          ],
          [
            -122.48395174741744,
            37.829412501697064
          ],
          [
            -122.48423874378203,
            37.829357420242125
          ],
          [
            -122.48422533273697,
            37.829361657278575
          ],
          [
            -122.48459815979002,
            37.8293425906126
          ],
          [
            -122.48458743095398,
            37.8293447091313
          ],
          [
            -122.4847564101219,
            37.82932776098012
          ],
          [
            -122.48474299907684,
            37.829331998018276
          ],
          [
            -122.4849334359169,
            37.829298101706186
          ],
          [
            -122.48492807149889,
            37.82930022022615
          ],
          [
            -122.48509705066681,
            37.82920488676767
          ],
          [
            -122.48509168624878,
            37.82920912381288
          ],
          [
            -122.48520433902739,
            37.82905870855876
          ],
          [
            -122.48519897460936,
            37.82905870855876
          ],
          [
            -122.4854403734207,
            37.828594749716714
          ],
          [
            -122.48543500900269,
            37.82860534241688
          ],
          [
            -122.48571664094925,
            37.82808206121068
          ],
          [
            -122.48570591211319,
            37.82809689109353
          ],
          [
            -122.4858346581459,
            37.82797189627337
          ],
          [
            -122.48582661151886,
            37.82797825194729
          ],
          [
            -122.4859634041786,
            37.82788503534145
          ],
          [
            -122.48595803976059,
            37.82788927246246
          ],
          [
            -122.48605459928514,
            37.82786596829394
          ]
        ]
      }
    }
  ]
}


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