Barchart Refactored

Refactored Bar Chart

This example shows a horizontal bar chart of the top 10 countries by 2020 population, with the y-axis listing country names and the x-axis displaying population values. It loads data from a CSV file using `d3.csv` within a React hook (`useData`). The visualization uses `d3.scaleBand` and `d3.scaleLinear` to map data to SVG rectangles, with axes and marks extracted into reusable React components (`AxisBottom`, `AxisLeft`, `Marks`). React renders the SVG, and D3 v6 handles the data loading and scaling.

SSabin Bhandari

Refactor barchart

This bar chart displays the top 10 countries by population for 2020, using data from a CSV file loaded with D3's `csv` utility. React renders axis ticks and bars as SVG elements, with `scaleBand` and `scaleLinear` from D3 computing positions and lengths. The code modularizes axes and marks into separate React components, passing down scale objects as props to generate the visualization declaratively.

EEugenio2192

Refactored Bar Chart

This example shows a horizontal bar chart of the top 10 countries by population for 2020, rendered as SVG via React components. It loads CSV data from a GitHub-hosted file using D3’s `csv` utility, then defines separate axis and mark components (`AxisBottom`, `AxisLeft`, `Marks`) that leverage D3’s `scaleBand` and `scaleLinear` for positioning. The chart uses React’s state and `useData` hook to fetch and transform the data, displaying a loading message until the data arrives.

CCHOI SEUNG HYUN

Refactored Bar Chart

This example displays a horizontal bar chart of the top ten countries by population in 2021, using a linear scale for bar lengths and a band scale for row positions. It loads data from a CSV file via D3’s `csv` utility, then renders SVG rectangles and custom axis components built with React. The `AxisBottom` and `AxisLeft` components create tick marks and labels, while the `Marks` component maps each data row to a `rect` element. React’s state management, via `useState` and `useEffect`, handles asynchronous data loading.

TTakashi-KK

Refactored Barchart

This example displays the top 10 most populous countries as a horizontal bar chart, with country names on the y-axis and population values along the x-axis. The visualization uses React components with D3’s `scaleBand` and `scaleLinear` to position bars and ticks, rendering SVG elements directly. Data comes from the United Nations World Population Prospects 2019 CSV, loaded via D3’s `csv` function and sorted to the first ten rows. The chart includes an `AxisBottom` component that maps tick values to x-coordinates.

Eevers-codeshop-ai

Refactored bar chart

This example shows a horizontal bar chart of the top 10 countries by population for 2020, with bars extending from a shared baseline and labeled axes. It is built as a React application that uses D3 v7’s `scaleBand` for the categorical y-axis and `scaleLinear` for the quantitative x-axis. The chart is rendered as SVG, with axes and marks split into reusable components (`AxisBottom`, `AxisLeft`, `Marks`), and data is loaded asynchronously from a CSV via `d3.csv`.

Gguptambergatech

Refactored Bar Chart

This example shows a horizontal bar chart of the top ten countries by population in 2020, fetched from a CSV file via `d3.csv` and rendered as SVG using React. The chart employs `scaleBand` for the categorical y-axis and `scaleLinear` for the numeric x-axis. A bottom axis renders grid lines and tick labels, while a left axis displays country names. Refactored into separate components (`AxisBottom`, `AxisLeft`, `Marks`), it demonstrates a modular approach to building interactive data visualizations with React and D3 v5.

Nnpelliccia

Barchart v3 w/ React & D3

This bar chart displays the top ten countries by 2020 population using a horizontal layout. Built with React and D3 v5, the visualization uses SVG for rendering and scales from `d3.scaleBand` and `d3.scaleLinear` to position bars and axes. Data is loaded asynchronously from a CSV file via `d3.csv` in a custom `useData` hook. Custom React components handle the axes and marks, with the y-axis showing country names and the x-axis representing population values.

SSophia Cofone