Show and Hide Datasets Dynamically with a Select All Checkbox in Chart.js

Опубликовано: 30 Сентябрь 2024
на канале: Chart JS
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Show and Hide Datasets Dynamically with a Select All Checkbox in Chart.js

In this video we will create multiple checkboxes and select all checkbox that will show and hide dataset dynamically in Chart.js. This video is a real challenge as we will need to build multiple functions to get it working accordingly.

We want to make sure the individual checkboxes will show and hide the selected dataset if checked or unchecked. Secondly we have the select all checkbox which will show and hide all the datasets on the chart. Finally we need to make sure that the select all checkbox response is correct. It needs to check and uncheck once any of the other checkboxes are selected or unselected. This is a real good exercise.

Luckily it is quite easy to follow and to find once you know. This is a great topic to explore!

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This is part of the Chartjs Viewers Question series. Where we answer viewer questions. This question was asked by one of our viewers. This question was asked by Shubhangi Ingle. A special thank you for asking this question. You can find the question here asked on this video:    • Dynamic Chart with Data Structures an...  

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To keep the video short we might expect you to know parts. These parts we have explained in other videos. You can find the references here below:

Understand setup, config and render init blocks:    • How to use config and setup in a line...  
Starting Code: https://www.chartjs3.com/docs/chart/g...

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Why we created these #chartjs and #javascript video tutorials?

WHY
Creating charts in javascript is very rewarding but extremely challenging. The Chart JS library made it easier to render charts. However the chart js documentation is hard to understand for many. It requires a lot of different moving parts to work along. The canvas tag, javascript, arrays and Chart JS all need to be combined to draw an eye catching bar chart or line chart.

The videos explains the chart js documentation in a more visual and easy to understand way. You can follow along with the code and quickly grasp how it works. We cover the code in chart js but also what truly happens and why something happens when we write a line of code. This fundamental understanding gives clarity to you as a developer in chartjs. In short it is the Chart JS video documentation.

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Chart JS is a javascript library to draw charts in the canvas tag on your site. Presenting data in a visual manner such as charts is more effective and appealing. All the charts are always coded in the latest Chartjs version which is as of this recording Chart JS 3.5.1.

What type of charts can you make with Chart.JS?
With chart js you can make line chart, bar chart, pie chart, doughnut chart, scatter chart, polar area chart, radar chart, gauge chart and area chart. And with some clever tricks and visual adjustment more can be done.