Skip to main content
SimilarExport ZIP
100%

Making a Bar Chart with React & D3 (Tutorial 21)

✓ Published1🌍 Public
TTom-S82
Last edited Aug 31, 2020
Created on Aug 31, 2020

This example shows a horizontal bar chart of the estimated 2020 populations for the top ten countries, sourced from a UN population CSV file. Built with React and D3 v5, it renders as an SVG, using `d3.scaleBand` and `d3.scaleLinear` to map country names and population values to rectangular coordinates. The chart uses the `d3.max` function to determine the scale domain and React’s `useState` and `useEffect` hooks to asynchronously load and slice the data for display.

AI-generated description

A program that creates a bar chart based on estimated UN Population levels in 2020.

Tutorial Sources:

Documentation:

MIT Licensed

Similar vizzes

Loading thumbnail…

Making a Bar Chart with React & D3

This example shows a horizontal bar chart of the top ten countries by 2020 population, rendered as SVG with React. The code loads UN population data from a CSV file using `d3.csv` and transforms each row by parsing the “2020” field. React’s `useState` and `useEffect` manage data loading, while D3 scales `scaleLinear` and `scaleBand` map population values and country names to pixel positions. Each bar is a `<rect>` element generated by mapping over the data array inside a React component.

Jjwlam83
93% match
Loading thumbnail…

Refactor Bar Chart React & D3 (codeAlong)

This example shows a horizontal bar chart of the top 10 countries by population in 2020, sourced from a CSV file of UN population data. React state, managed with `useState` and `useEffect`, loads the data once via D3’s `csv` utility, while React components render SVG axes and bars. D3’s `scaleBand` and `scaleLinear` map country names and population values to positions, with tick formatting using `format`.

Ttomahawk-jupiter
91% match
Loading thumbnail…

Making a Bar Chart with React & D3

This example shows how to build a bar chart with React and D3, displaying the top 10 countries by population from a 2019 UN dataset. The chart renders SVG rectangles, with countries on the y-axis using `scaleBand` and population values on the x-axis using `scaleLinear`. The data is loaded asynchronously via `d3.csv`, and React state manages the loading and storage of the parsed dataset. The visualization demonstrates a clean separation of concerns, where D3 handles scales and data loading while React manages component rendering and state updates.

MMGamboa
91% match
Loading thumbnail…

Making a Bar Chart with React & D3

This visualization displays the top 10 countries by 2020 population as horizontal bars, with the bar lengths proportional to population values. The React component fetches CSV data from a GitHub-hosted UN Population dataset using D3's `csv` utility. React's `useState` and `useEffect` hooks manage the asynchronous data loading, while D3's `scaleBand` and `scaleLinear` map countries to y-coordinates and populations to bar widths, respectively. Each `<rect>` element renders directly into an SVG canvas via ReactDOM.

CCHOI SEUNG HYUN
91% match
Loading thumbnail…

12.00 Making A Bar Chart with React & D3

This example shows a horizontal bar chart of the top 10 most populous countries in 2020, rendered as SVG rectangles. The visualization uses React for component state and rendering, while D3’s `d3.csv` loads and parses the UN population dataset, and `d3.scaleBand` and `d3.scaleLinear` map country names and population values to pixel coordinates. Data is filtered to the first ten rows, and the bars are drawn inside a `<svg>` element via React’s JSX mapping.

EEric Weiss
91% match
Loading thumbnail…

Making a Bar Chart with React & D3

This example shows a horizontal bar chart of UN population data for the top 10 countries, rendered as SVG rectangles with randomly assigned colors. The React component uses the `useState` and `useEffect` hooks to load and store data fetched via `d3.csv`, while `d3.scaleBand` and `d3.scaleLinear` map countries and population values to screen coordinates. The chart displays loading text before the data arrives, then maps each row to a `<rect>` element with dimensions derived from the scales.

PPhronesis
91% match
Loading thumbnail…

Making a Bar Chart in React & D3

This example shows a horizontal bar chart of the top 10 most populous countries for 2020, using a dataset from the UN Population 2019 CSV loaded via `d3.csv`. React’s `useState` and `useEffect` hooks manage the asynchronous data fetch and re-render the bars once loaded. D3’s `scaleBand` and `scaleLinear` map country names and population values to SVG `rect` coordinates and widths, with each bar’s height derived from `yScale.bandwidth()`. The chart renders purely as SVG inside a React component.

CChaz
90% match
Loading thumbnail…

Making a Bar Chart with React and D3

This example shows a horizontal bar chart ranking the top 10 countries by their 2020 population, rendered as SVG rectangles using React elements. The code loads CSV data from a GitHub gist using D3’s `csv` utility, then maps country names to y-coordinates via `scaleBand` and population values to x-widths via `scaleLinear`. Data loading and state management rely on React hooks (`useState`, `useEffect`), while D3 v7 provides the scales and `max` aggregation.

Aalexandermodell
90% match