How to add or remove series dynamically in Vue Chart?

Description

This article shows how to add or remove series from the Vue Chart.

Solution

To add or remove a series dynamically, you can make use of the addSeries or removeSeries method respectively. The addSeries method can be used to set the series values to the chart, whereas the removeSeries method can be used to remove a particular series from the chart by specifying its index.

Code Snippet

addSeries: function() {
     this.$refs.chart.addSeries([{
       type: 'Line',
       dataSource: [
          { x: 'Jan', y: 20 }, 
          { x: 'Feb', y: 22 }, 
          { x: 'Mar', y: 24 }, 
          { x: 'Apr', y: 21 },
          { x: 'May', y: 19 }, 
          { x: 'Jun', y: 23 }
       ],
       xName: 'x', yName: 'y',width: 2,
       marker: {
         visible: true,
         isFilled: true
       }						
     }]);;
   },
   removeSeries: function() {
     let count = this.$refs.chart.ej2Instances.series.length;
     for (let i = 0; i < count; i++) {
         this.$refs.chart.removeSeries(i);
     }                        
   }

The following image illustrates the output of the above code.

View Sample in Stackblitz

Conclusion

I hope you enjoyed learning how to add or remove series dynamically in Vue Chart.

You can refer to our Vue Charts feature tour page to learn about its other features and documentation, and how to quickly get started for configuration specifications. You can also explore our Vue Charts example to understand how to create and visualize data.

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