Let's make a map with D3.js!

Let's make a map with D3.js!

This example shows how to create a world map using D3.js, rendering geographic features as SVG paths. It loads TopoJSON data from a remote URL and converts it to GeoJSON using the `feature` function from Topojson. The map uses a `geoNaturalEarth1` projection with a `geoPath` generator to draw each country boundary. The code imports specific D3 modules such as `select`, `json`, and `geoPath`, and appends path elements to an SVG canvas with a width of 960 and height of 500.

96% match

Let's make a map with D3.js!

This example demonstrates how to create a simple world map using D3.js v5 and TopoJSON. It loads geographic data from a remote JSON file and renders each country as an SVG path using `d3.geoMercator` for the projection and `d3.geoPath` to generate the path data. The map is drawn onto a static SVG canvas with no interaction or animation. The code relies on the `json` function from D3’s fetch module and the `feature` method from TopoJSON to convert the raw data into GeoJSON features.

95% match

Let's make a map with D3.js!

This example demonstrates how to create a world map using D3.js version 5 and the TopoJSON library. It displays a blue sphere representing the globe and uses the Natural Earth projection via `d3.geoNaturalEarth1` and `d3.geoPath` to render geographic boundaries. The map is rendered as an SVG element, with country borders styled in light green and black strokes. The code loads geographic data from a remote `borders-parsed.jsonp` file, though the actual data fetching and subsequent rendering of individual countries is not fully implemented in the visible code.

95% match

Let's make a map with D3.js!

This example demonstrates how to build a world map using D3.js, rendering geographic features as SVG paths with a natural Earth projection. The visualization loads geographic data from an external JSON file and uses the TopoJSON library to parse it before drawing each country or region. D3’s `geoNaturalEarth1` projection defines the map’s perspective, while `geoPath` projects the coordinates onto the screen. The code relies on D3 v5’s `json` method to fetch the data and uses `.enter()` to append the paths, offering a straightforward template for creating choropleth or point-based maps.

95% match

Let's make a map with D3.js!

This example displays a geographic map using D3.js and TopoJSON. It shows country boundaries projected with the Natural Earth projection. The map is rendered as SVG paths generated from a GeoJSON dataset loaded from an external URL. The code uses `d3.geoPath()` to generate the path data and `d3.geoNaturalEarth1()` for the projection, with the TopoJSON library converting the input data into geographic features.

Let's make a map with D3.js!

Let's make a map with D3.js!

Let's make a map with D3.js!

This example shows a world map rendered as an SVG, featuring a blue sphere background and light green country outlines. It demonstrates a basic D3.js geographic visualization using `d3.geoNaturalEarth1` for the projection and `d3.geoPath` to generate path data for the sphere. The map loads TopoJSON data from a GitHub-hosted `.json` file via `d3.json` and the `topojson` library's `feature` module, though the country data is only logged to the console rather than drawn. The code imports specific D3 functions (`select`, `json`, `geoPath`, `geoNaturalEarth1`) and relies on v5 syntax, with CSS applying fill and stroke styling to the sphere and country paths.