Executes the static methods and returns IgxSummaryResult[].

interface IgxSummaryResult {
  key: string;
  label: string;
  summaryResult: any;
}
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Can be overridden in the inherited classes to provide customization for the summary.

class CustomNumberSummary extends IgxNumberSummaryOperand {
  constructor() {
    super();
  }
  public operate(data: any[], allData: any[], fieldName: string, groupRecord: IGroupByRecord): IgxSummaryResult[] {
    const result = super.operate(data, allData, fieldName, groupRecord);
    result.push({
      key: "avg",
      label: "Avg",
      summaryResult: IgxNumberSummaryOperand.average(data)
    });
    result.push({
      key: 'mdn',
      label: 'Median',
      summaryResult: this.findMedian(data)
    });
    return result;
  }
}
this.grid.getColumnByName('ColumnName').summaries = CustomNumberSummary;
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Memberof

IgxNumberSummaryOperand

Returns the average numeric value in the data provided data records. If filtering is applied, returns the average numeric value in the filtered data records.

IgxSummaryOperand.average(data);
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Memberof

IgxNumberSummaryOperand

Returns the maximum numeric value in the provided data records. If filtering is applied, returns the maximum value in the filtered data records.

IgxNumberSummaryOperand.max(data);
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Memberof

IgxNumberSummaryOperand

Returns the minimum numeric value in the provided data records. If filtering is applied, returns the minimum value in the filtered data records.

IgxNumberSummaryOperand.min(data);
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Memberof

IgxNumberSummaryOperand

Returns the sum of the numeric values in the provided data records. If filtering is applied, returns the sum of the numeric values in the data records.

IgxNumberSummaryOperand.sum(data);
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Memberof

IgxNumberSummaryOperand