Axes with React and D3

Axes with React & D3

This example shows a horizontal bar chart of the top ten countries by 2020 population, with axes rendered manually using React components. The code loads UN population data via `d3.csv`, maps it with a custom row function, and uses `scaleBand` for the y-axis (countries) and `scaleLinear` for the x-axis (population). Tick marks and labels are generated with `xScale.ticks()`, while bars are drawn as SVG `<rect>` elements. The chart updates reactively through `useState` and `useEffect` hooks, with D3 v7 providing scales and data parsing.

JJun Suzuki

Axes with React & D3

This example shows a horizontal bar chart of population data for the top 10 countries in 2020, with axes drawn manually using React components. The code loads the UN Population dataset via `d3.csv`, then uses `scaleBand` and `scaleLinear` from D3 to position bars and ticks, while React state and `useEffect` manage data loading. SVG elements like `<rect>` and `<line>` render the bars and axis ticks, with text labels positioned via D3 scales, all inside a React component tree rendered to the DOM.

CCyc-Evelyn

Axes with React & D3

This example shows a horizontal bar chart of the top ten most populous countries for 2020, with axes rendered manually. It loads UN population data via `d3.csv` and uses React’s `useState` and `useEffect` hooks to fetch and store the data. The chart builds `d3.scaleBand` and `d3.scaleLinear` scales to position bars and gridlines, mapping tick values to SVG `<line>` and `<text>` elements. All marks—rectangles, axis lines, and labels—are rendered as SVG within React components.

FFulvio Vigilante

Axes with React and D3

This example shows a horizontal bar chart of population data for the top 10 countries, with axes rendered using D3 scales and React components. It loads data from a CSV file and uses `d3.csv`, `scaleBand`, and `scaleLinear` to map countries and populations to screen coordinates. React's `useState` and `useEffect` manage the loading state, while SVG elements are generated directly within the React component, mixing D3's axis ticks and gridlines with React-rendered `<rect>` bars.

DDavid Kim

Axes with React and D3

This example uses React to render a horizontal bar chart of the top 10 most populous countries from a UN population dataset loaded via D3's `csv` function. The SVG output displays bars sized by population, with x-axis ticks and country labels positioned using D3's `scaleBand` and `scaleLinear` scales, while React's `useState` and `useEffect` manage the asynchronous data loading and UI updates.

Vvangenned

Axes with React & D3

This example shows a horizontal bar chart of the top 10 most populous countries in 2020, rendered with React components as SVG elements. The code loads the UN population dataset asynchronously using `d3.csv`, then uses `scaleBand` and `scaleLinear` to position bars and generate tick marks for both axes. React manages the loading state and renders the chart only after data arrives. Custom axis lines and labels are created manually from the scales' tick values, avoiding the D3 axis component altogether.

MMorgan Worrell

Axes with React and D3

This example visualizes the top 10 countries by 2020 population as horizontal bars, displaying the data as text labels and bars using React components and D3 scales. The code builds SVG elements from scratch, using `scaleBand` for the y-axis country labels and `scaleLinear` for the x-axis population values, with axis ticks rendered manually. It loads UN population data from a CSV file via `d3.csv` and uses React hooks like `useState` and `useEffect` to fetch and render the data, with the final chart presented as an interactive SVG graphic.

Fforcox43

Axes with React & D3

This example displays a horizontal bar chart of the top 10 most populous countries, using React with D3 to render SVG axes and bars. The chart reads population data from a CSV file sourced from the United Nations World Population Prospects 2019, and uses `d3.scaleBand` for the categorical y-axis and `d3.scaleLinear` for the numeric x-axis. Axes are manually constructed by iterating over `xScale.ticks()` and the y-scale domain, drawing lines and text elements. React manages the component state and lifecycle, while D3 performs data loading and scaling.

FFinn Pauls