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    TUserDefinedFunction.TryGetDoubleList Method

    Tries to retrieve a list of double arguments from the parameters, starting at parameter startParam. Use this method for functions that accept a range of numeric values as an entry. (for example =Sum(a1:a10))

    Syntax

    Namespace: FlexCel.Core

    public Boolean TryGetDoubleList(ExcelFile Xls, Object[] parameters, Int32 startParam, Int32 endParam, IUserDefinedFunctionAggregator agg, out TFlxFormulaErrorValue Err)

    Parameters

    <-> Parameter Type Description
    Xls ExcelFile ExcelFile used to read the parameter when it is a cell reference.
    parameters Object[] The parameters passed to the function.
    startParam Int32 First parameter we want to evaluate.
    endParam Int32 Last parameter we want to evaluate. If < 0, it will evaluate all parameters from startParam to parameters.Length
    agg IUserDefined​Function​Aggregator A class descending from TUserDefinedFunctionAggregator that will process the values for every entry in the range.
    out Err TFlxFormulaError​Value Value of the error when converting the parameter. If TryGetDouble returns true (there was no error), this value is undefined.

    See also

    • TUserDefinedFunction
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