Questions tagged [chart.js]
Chart.js is an open source JavaScript library for creating animated, interactive charts for inclusion on web pages.
chart.js
12,396
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Uncaught runtime errors: ERROR dispatcher is null
Trying to use chart.js, but everytime i try fetch the data it throws me 'Uncaught runtime errors:
ERROR
dispatcher is null' this error. The page doesn't render at all, everything on there is gone, ...
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18
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ChartJs adding data point between x axis point [closed]
chart image
how can I hide the gap between age 6 and 7 and so on but still keep the data point?
So basically the Min, Avg, and Max is a yearly data, but the Height is a progress data that would be ...
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19
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Show dataset by dataset bars/lines in chart.js [closed]
enter image description here
enter image description here
I want to show bars/line points grouped by dataset. it should show dataset by dataset bar/lines.
currently it shows all togather. I want it to ...
0
votes
1
answer
22
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how to make chartjs-plugin-colorschemes 0.4.0 work with Chart.js v4.4.3
basically im doing everything like written in the doc, so
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script type="...
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2
answers
24
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How to have line span from 2 points in chartjs?
I currently have a chart with a dynamic line and a horizontally static line:
Right now, the code manually types out the horizontal data points 50 times:
var data1 = {
datasets: [
...
1
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0
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22
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Indicate label for Horizontal line
I'm trying to find a way to add a label to show what red horizontal line indicates (in this case it's target) Can anyone help me to add a label for horizontal line which cross through y = 100, please?
...
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32
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ChartJS Barchart/Piechart not showing labels [closed]
I'm trying to use ChartJS to display a barchart on a webpage, which will be populated by a list of expenditure categories and the amounts a user has spent within those categories. However when I'm ...
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34
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Chart.js 2.9.3 - Issues with time-based charts and zooming
I have a problem with chart.js 2.9.3.
The program is quite simple:
You must choose a time period
You must choose whether the X axis will be spatial (kilometers) or temporal (dates)
You must choose ...
0
votes
1
answer
26
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How do I change the font color of this chart in chart.js
How do I change the font color of this chart in chart.js?
can anybody help me
this is my code:
const ctx = document.getElementById('chart');
// Chart.defaults.color = '#000';
new Chart(ctx, {
type:...
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27
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chart.js graph elements shifting position during continuous updates
I have implemented a Chart.js graph in a Blazor project for monitoring a flow. The x and y values are updated approximately once every second (not at exact intervals) when window.updateHistory(...
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Hide Number on Vue chart Js [closed]
i want hide the number on point line chart, i try the props on documentation vue chart js but doesn't works, any idea for my case ?
i attach the current situation on my line chart, can i hide the ...
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41
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Chart.js line plot with multiple overlapping datasets
I'm trying to draw several lines on the same graph.
The different datasets have different labels (the X axis comes from a TIMESTAMP sql).
Here, the different datasets are concatenated, but they should ...
-1
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0
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23
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New chart.js tooltip function . customised tool tip , chart.js
I am working on chart.js
I want to create customised tooltip, like from scratch
so to refer I want to go through the source code of chart.js tooltip
I want to know the exact patch where this tooltip ...
1
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0
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29
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ChartJS Tooltips aren't correctly displaying. What am I doing wrong?
I am trying to add extra information to my tooltips (when a user hovers over data point in a line chart) and the only information showed is the Player Count. It should include Player Count, Game Time, ...
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0
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Chartjs 2 extend space at the edges of each category bar [closed]
During the work with chartjs2 I have encountered on the following problem.
This is my bar chart. Where I placed two series per each bar category.
I have tried with bar and category percentage but ...