/ / you must introduce vue-fusioncharts and fusioncharts 
 import VueFusionCharts from "vue-fusioncharts"; 
 import FusionCharts from" fusioncharts/core"; 
 / / optional, and introduce the flat drawing theme 
 import FusionTheme from "fusioncharts/themes/es/fusioncharts.theme.fusion" 
 / / if you want to display graphics, you must introduce a graphic type module. 
 / for example, the pie chart is as follows: 
 import Pie2D from "fusioncharts/viz/pie2d"; 
 import Column2D from" fusioncharts/fusioncharts.charts"; 
 Vue.use (VueFusionCharts, FusionCharts,FusionTheme,Pie2D, Column2D); / / add multiple types of graphics and add them later. 
according to the introduction of import FusionCharts from "fusioncharts/core"; core in the document, some people said that they should bring it to the official website without
.< div id= "chart-container" >
<fusioncharts
    :type="type"
    :width="width"
    :height="height"
    :dataformat="dataformat"
    :datasource="datasource"
    >
</fusioncharts>< / div >
return {
type: "pie2d", //  main.js 
 width: "550",
 height: "350",
 dataFormat: "json",
 dataSource: {
     "chart": {
         "caption": "Split of revenue by product categories",
         "subCaption": "Last year",
         "numberPrefix": "$",
         "showPercentInTooltip": "0",
         "decimals": "1",
         "useDataPlotColorForLabels": "1",
         //Theme
         "theme": "fusion"
     },
     "data": [{
         "label": "Food",
         "value": "285040"
     }, {
         "label": "Apparels",
         "value": "146330"
     }, {
         "label": "Electronics",
         "value": "105070"
     }, {
         "label": "Household",
         "value": "49100"
     }]
 }
}
 the data is followed, but the chart does not come out and there is an endless loop 
 below is the address 
  https://www.fusioncharts.com/.
