angular - Property 'percentage' does not exist on type 'Point | Series'

Question

legend:{
      enabled:true,
      labelFormatter: function () {
        return this.name+':' +this.y+'('+this.percentage.toFixed(1) +'%)';
      }
},

In angular code for highcharts piechart, in legend i am getting below error

1.Property 'y' does not exist on type 'Point | Series'
2.Property 'percentage' does not exist on type 'Point | Series'

How to resolve these issues

Answer 1

Use arrow function instead:

legend:{
      enabled:true,
      labelFormatter: () => {
        return this.name+':' +this.y+'('+this.percentage.toFixed(1) +'%)';
      }
},