Adding Tooltips to D3.js Line Charts (How To) - D3.js Beginner's Guide

Описание

Adding a Tooltip To D3.js Line Chart Visualizations. You'll learn how to add an interactive tooltip to a d3.js line chart in this d3.js tutorial.

The tooltip will track the position of your mouse and add a circle and a tooltip to the appropriate data point in your data visualization!

*I did not mention in the video that you MUST sort your dataset by date. You can add this code after the loading and parsing the data with d3.csv:* https://github.com/datavizdad/d3linechartseries/blob/main/Part3/fixed%20code.txt

This is part 3 of a d3.js Beginner's Guide about line charts.

Code from this video: https://github.com/datavizdad/d3linechartseries/tree/main/Part3

Learn how to make a D3.js Line chart in Part 1: https://youtu.be/g5bp02-CRAc

Learn How to Add D3.js Gridlines and Customize the Axis in Part 2: https://youtu.be/Wk8pIxcidv8

Data Source: https://jaildatainitiative.org/dashboards/population

More on d3: https://d3js.org/