Getting Started with React charts of Syncfusion

20 Jun 202424 minutes to read

This section explains you the steps required to create a simple chart and demonstrate the basic usage of the chart control.

To get start quickly with React Charts, you can check on this video:

Dependencies

Below is the list of minimum dependencies required to use the chart component.

|-- @syncfusion/ej2-react-charts
    |-- @syncfusion/ej2-base
    |-- @syncfusion/ej2-data
    |-- @syncfusion/ej2-charts
    |-- @syncfusion/ej2-react-base
    |-- @syncfusion/ej2-pdf-export
    |-- @syncfusion/ej2-file-utils
    |-- @syncfusion/ej2-compression
    |-- @syncfusion/ej2-svg-base

Installation and configuration

You can use create-react-app to setup the applications.
To install create-react-app run the following command.

    npm install -g create-react-app
  • To set-up a React application in TypeScript environment, run the following command.

       create-react-app quickstart --template typescript
       cd quickstart
       npm start
    
  • To set-up a React application in JavaScript environment, run the following command.
      create-react-app quickstart
      cd quickstart
      npm start
    
  • Install Syncfusion packages using below command.

      npm install @syncfusion/ej2-react-charts --save
    

Add Chart to the Project

Now, you can start adding Chart component in the application.
For getting started, add the Chart component in src/App.tsx file using following code.

import { ChartComponent } from '@syncfusion/ej2-react-charts';
import * as React from 'react';

function App() {
  return (<ChartComponent />);
}
export default App;
import { ChartComponent } from '@syncfusion/ej2-react-charts';
import * as React from 'react';
function App() {
    return (<ChartComponent />);
}
export default App;

Now run the npm start command in the console, it will run your application and open the browser window.

npm start

The below example shows a basic Chart.

import { ChartComponent } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    return <ChartComponent id='charts'/>;
}
;
export default App;
import { ChartComponent  } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {
  return <ChartComponent id='charts' />
};
export default App;

Module Injection

Chart component are segregated into individual feature-wise modules. In order to use a particular feature, you need to inject its feature service in the AppModule. In the current application, we are going to modify the above basic chart to visualize sales data for a particular year. For this application we are going to use line series, tooltip, data label, category axis and legend feature of the chart. Please find the relevant feature service name and description as follows.

  • LineSeries - Inject this module in to services to use line series.
  • Legend - Inject this module in to services to use legend feature.
  • Tooltip - Inject this module in to services to use tooltip feature.
  • DataLabel - Inject this module in to services to use datalabel feature.
  • Category - Inject this module in to services to use category feature.

These modules should be injected to the services section as follows,

import { Category, ChartComponent, DataLabel, LineSeries, Legend, Tooltip, Inject } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {
  return <ChartComponent id='charts'>
    <Inject services={[LineSeries, Legend, Tooltip, DataLabel, Category]}/>
  </ChartComponent>;
}
export default App;
import { Category, ChartComponent, DataLabel, LineSeries, Legend, Tooltip, Inject } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    return <ChartComponent id='charts'>
    <Inject services={[LineSeries, Legend, Tooltip, DataLabel, Category]}/>
  </ChartComponent>;
}
export default App;

Populate Chart with Data

This section explains how to plot below JSON data to the chart.

export let data = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
];
export let data: any[] = [
            { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
            { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
            { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
            { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
            { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
            { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
            ];

Add a series object to the chart by using series property. Now map the field names month and sales in the JSON data to the xName and yName properties of the series, then set the JSON data to dataSource property.

Since the JSON contains category data, set the valueTypefor horizontal axis to Category. By default, the axis valueType is Numeric.

import { Category, ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const primaryxAxis = { valueType: 'Category' };
    return <ChartComponent id="charts" primaryXAxis={primaryxAxis}>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales'/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import { AxisModel, Category,ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip  } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {

  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const primaryxAxis: AxisModel = { valueType: 'Category' };

  return <ChartComponent id="charts" primaryXAxis={primaryxAxis}>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' />
    </SeriesCollectionDirective>
  </ChartComponent>

};
export default App;

The sales data are in thousands, so format the vertical axis label by adding $ as a prefix and K as a suffix to each label. This can be achieved by setting the ${value}K to the labelFormat property of axis. Here, {value} act as a placeholder for each axis label.

import { Category, ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const primaryxAxis = { valueType: 'Category' };
    const primaryyAxis = { labelFormat: '${value}K' };
    return <ChartComponent id="charts" primaryXAxis={primaryxAxis} primaryYAxis={primaryyAxis}>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales'/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import { AxisModel, Category,ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip  } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {

  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const primaryxAxis: AxisModel = { valueType: 'Category' };
  const primaryyAxis: AxisModel = { labelFormat: '${value}K' };

  return <ChartComponent id="charts" primaryXAxis={primaryxAxis}
    primaryYAxis={primaryyAxis}>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' />
    </SeriesCollectionDirective>
  </ChartComponent>
};
export default App;

Add Chart Title

You can add a title using title property to the chart to provide quick information to the user about the data plotted in the chart.

import { Category, ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const primaryxAxis = { valueType: 'Category' };
    return <ChartComponent id="charts" primaryXAxis={primaryxAxis} title='Sales Analysis'>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales'/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import { AxisModel,Category,ChartComponent, ColumnSeries, Inject, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip  } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {

  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const primaryxAxis: AxisModel = { valueType: 'Category' };

  return <ChartComponent id="charts" primaryXAxis={primaryxAxis}
    title='Sales Analysis'>
    <Inject services={[ColumnSeries, Tooltip, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' />
    </SeriesCollectionDirective>
  </ChartComponent>
};
export default App;

Enable Legend

You can use legend for the chart by setting the visible property to true in legendSettings object and by injecting the Legend module into the services.

import { Category, ChartComponent, ColumnSeries, Inject, Legend, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const legendSettings = { visible: true };
    const primaryxAxis = { valueType: 'Category' };
    return <ChartComponent id="charts" primaryXAxis={primaryxAxis} legendSettings={legendSettings}>
    <Inject services={[ColumnSeries, Tooltip, Legend, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales'/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import { AxisModel, Category, ChartComponent, ColumnSeries, Inject, Legend, LegendSeriesModel, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {

  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const legendSettings: LegendSeriesModel = { visible: true };
  const primaryxAxis: AxisModel = { valueType: 'Category' };

  return <ChartComponent id="charts" primaryXAxis={primaryxAxis}
    legendSettings={legendSettings}>
    <Inject services={[ColumnSeries, Tooltip, Legend, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' />
    </SeriesCollectionDirective>
  </ChartComponent>
};
export default App;

Add Data Label

You can add data labels to improve the readability of the chart. This can be achieved by setting the visible property to true in the dataLabel object and by injecting DataLabel module into the services.

import { Category, ChartComponent, ColumnSeries, DataLabel, Inject, Legend, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const primaryyAxis = { labelFormat: '${value}K' };
    const primaryxAxis = { valueType: 'Category' };
    const legendSettings = { visible: true };
    const marker = { dataLabel: { visible: true } };
    return <ChartComponent id="charts" primaryXAxis={primaryxAxis} legendSettings={legendSettings} primaryYAxis={primaryyAxis}>
    <Inject services={[ColumnSeries, DataLabel, Tooltip, Legend, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' marker={marker}/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import {
    AxisModel, Category, ChartComponent, ColumnSeries, DataLabel, Inject, Legend,
    LegendSeriesModel, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip
} from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {
  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const primaryyAxis: AxisModel = { labelFormat: '${value}K' };
  const primaryxAxis: AxisModel = { valueType: 'Category' };
  const legendSettings: LegendSeriesModel = { visible: true };
  const marker = { dataLabel: { visible: true } };

  return <ChartComponent id="charts" primaryXAxis={primaryxAxis}
    legendSettings={legendSettings} primaryYAxis={primaryyAxis}>
    <Inject services={[ColumnSeries, DataLabel, Tooltip, Legend, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' marker={marker} />
    </SeriesCollectionDirective>
  </ChartComponent>
};
export default App;

Enable Tooltip

The tooltip is useful when you cannot display information by using the data labels due to space constraints. You can enable tooltip by setting the enable property as true in tooltip object and by injecting Tooltip module into the services.

import { Category, ChartComponent, ColumnSeries, DataLabel, Inject, Legend, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip } from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";
function App() {
    const data = [
        { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
        { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
        { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
        { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
        { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
        { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
    ];
    const tooltip = { enable: true, shared: false };
    const primaryyAxis = { labelFormat: '${value}K' };
    const primarxyAxis = { valueType: 'Category' };
    const legendSettings = { visible: true };
    const marker = { dataLabel: { visible: true } };
    return <ChartComponent id="charts" primaryXAxis={primarxyAxis} legendSettings={legendSettings} primaryYAxis={primaryyAxis} tooltip={tooltip}>
    <Inject services={[ColumnSeries, DataLabel, Tooltip, Legend, LineSeries, Category]}/>
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' marker={marker}/>
    </SeriesCollectionDirective>
  </ChartComponent>;
}
;
export default App;
import {
    AxisModel, Category, ChartComponent, ColumnSeries, DataLabel, Inject,
    Legend, LegendSeriesModel, LineSeries, SeriesCollectionDirective, SeriesDirective, Tooltip, TooltipSettingsModel
} from '@syncfusion/ej2-react-charts';
import * as React from "react";
import * as ReactDOM from "react-dom";

function App() {
  const data: any[] = [
    { month: 'Jan', sales: 35 }, { month: 'Feb', sales: 28 },
    { month: 'Mar', sales: 34 }, { month: 'Apr', sales: 32 },
    { month: 'May', sales: 40 }, { month: 'Jun', sales: 32 },
    { month: 'Jul', sales: 35 }, { month: 'Aug', sales: 55 },
    { month: 'Sep', sales: 38 }, { month: 'Oct', sales: 30 },
    { month: 'Nov', sales: 25 }, { month: 'Dec', sales: 32 }
  ];
  const tooltip: TooltipSettingsModel = { enable: true, shared: false }
  const primaryyAxis: AxisModel = { labelFormat: '${value}K' }
  const primarxyAxis: AxisModel = { valueType: 'Category' }
  const legendSettings: LegendSeriesModel = { visible: true }
  const marker = { dataLabel: { visible: true } };

  return <ChartComponent id="charts" primaryXAxis={primarxyAxis} legendSettings={legendSettings}
    primaryYAxis={primaryyAxis} tooltip={tooltip}>
    <Inject services={[ColumnSeries, DataLabel, Tooltip, Legend, LineSeries, Category]} />
    <SeriesCollectionDirective>
      <SeriesDirective dataSource={data} xName='month' yName='sales' name='Sales' marker={marker} />
    </SeriesCollectionDirective>
  </ChartComponent>
};
export default App;

You can refer to our React Charts feature tour page for its groundbreaking feature representations. You can also explore our React Charts example that shows various chart types and how to represent time-dependent data, showing trends in data at equal intervals.