Bar Chart

Making a Bar Chart

A horizontally oriented bar chart displays population figures for the ten most populated countries, using data loaded from a CSV file. The chart is rendered as SVG within a React application, employing D3 v5 APIs such as `scaleLinear`, `scaleBand`, `axisLeft`, and `axisBottom`. A custom tick format converts large numbers into abbreviated billions, while grid lines and axis labels enhance readability. The bars are populated via D3’s selection and data-binding methods.

AAmr Eldemerdash

Bar Chart

This bar chart displays the populations of the ten most populous countries, with horizontal bars ordered by country name. The visualization reads population data from a CSV file and renders it as SVG using React and D3 v5. The code leverages D3’s `csv` loader, `scaleLinear` for the x-axis, `scaleBand` for the y-axis, and `axisLeft`/`axisBottom` to generate the chart’s axes.

JJoshuaBruens

Bar Chart

This example shows a horizontal bar chart comparing the populations of ten countries, using a linear scale for population values and a band scale for country names. The bars are rendered as SVG rectangles, with axes generated using d3.axisLeft and d3.axisBottom. The code loads data from a CSV file via d3.csv, converts population values from thousands to absolute numbers, and applies a margin-based layout. The chart is built with React, though the visualization itself uses D3 v5 directly to manipulate the SVG.

SShweta-tech

Bar chart

This bar chart displays the populations of ten countries in 2020, sorted by country name. Using React and D3 v5, it renders SVG rectangles via a scaleBand for the categorical y-axis and a scaleLinear for the numerical x-axis. The data loads from a CSV via d3.csv. Axes are custom components, and hover tooltips use native SVG `<title>` elements with formatted population values.

TTakuya Kitazawa

Bar Chart

This example shows a horizontal bar chart of the top 10 countries by population, with each bar’s length representing the 2020 population estimate. The bars are rendered as SVG `<rect>` elements using React, with scales from `d3.scaleBand` for the country categories and `d3.scaleLinear` for the population values. Data is loaded asynchronously from a CSV file using `d3.csv`, which parses the population column as numbers before the chart updates. The visualization combines D3’s data-loading and scaling utilities with React’s declarative component structure.

SSai Phaltankar

BAR CHART

This bar chart visualizes population estimates for ten countries, ordered alphabetically along the vertical axis with horizontal bar lengths proportional to population counts. The visualization uses D3 v6 within a React framework, employing `scaleLinear` and `scaleBand` to map data values to SVG coordinates. The code loads data from a CSV file using `d3.csv`, converts population strings to numbers, and renders the chart as an SVG with axes generated by `axisLeft` and `axisBottom`. Bars are styled with a steel-blue fill via CSS.

Nnouralkhoury

Population BarChart (React & D3)

This example displays the ten most populous countries as a horizontal bar chart, with each bar’s length proportional to its 2020 population estimate. The visualization loads CSV data from a GitHub gist using `d3.csv` and renders an SVG through React components. Scales are constructed with `d3.scaleBand` for the categorical country axis and `d3.scaleLinear` for the continuous population axis, while gridlines and axis ticks are generated via `xScale.ticks()`. The chart updates reactively as data arrives asynchronously.

RRob OLeary

Lets make a BarChart

This bar chart displays population counts for ten countries, with horizontal bars ordered by country name and scaled by population value. The visualization uses React with D3 v5, leveraging `d3.csv` to load data, `scaleLinear` and `scaleBand` for positioning, and `axisLeft` and `axisBottom` for labeled axes. Bars render as SVG rectangles filled with steelblue, with the population values multiplied by 1,000 during preprocessing. The chart applies margins and a padding value to separate bars, producing a clean, readable comparison of national populations.

Llukastieber