how can i plot live data in a chart?

[raktimprat]

I have device that gives me a lot of datas in a minute so i want to plot it lively.
https://canvasjs.com/docs/charts/basics-of-creating-html5-chart/zooming-panning/

I am just look into that link for date time and zoom features . But i cant understand where the code is collecting data from my data source. And how it will be update itself with out refreshing the page?

please help me

[Vishwas R]

@raktimprat,

Please refer tutorial on Creating Dynamic Charts for more info on how to update dataPoints dynamically. Also refer tutorial on updating chart options / data.

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Vishwas R
Team CanvasJS

[raktimprat]

thank you for your reply. In my all data are stored look like this way..
10
11
12
13
14
…
so on data.
whole data are stored in data.abc file in one by one on this way. But on that link there is also the data update process is in limitation. I want to uodate the chart from taking data data.abc file.

[Priyanka M S]

@raktimprat,

Please take a look at this jsfiddle. Here, the chart gets dynamically updated according to the external JSON source provided. Similarly, you can use a different data source that updates dynamically to plot a dynamic chart.

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Priyanka M S
Team CanvasJS