FarPoint.Win.SpreadJ アセンブリ > FarPoint.Win.Spread 名前空間 > SheetView クラス : GetCustomFunction メソッド |
'Declaration Public Function GetCustomFunction( _ ByVal name As String _ ) As FunctionInfo
'使用法 Dim instance As SheetView Dim name As String Dim value As FunctionInfo value = instance.GetCustomFunction(name)
public FunctionInfo GetCustomFunction( string name )
数式でのカスタム関数の使用の詳細については、「関数リファレンス」を参照してください。
public class CubeFunctionInfo : FarPoint.CalcEngine.FunctionInfo { public override string Name { get { return "CUBE"; } } public override int MinArgs { get { return 1; } } public override int MaxArgs { get { return 1; } } public override object Evaluate (object[] args) { double num = FarPoint.CalcEngine.CalcConvert.ToDouble(args[0]); return num * num * num; } } fpSpread1.AddCustomFunction(new CubeFunctionInfo()); fpSpread1.ActiveSheet.SetFormula(1, 1, "CUBE(4)");
Public Class CubeFunctionInfo Inherits FarPoint.CalcEngine.FunctionInfo Public Overrides ReadOnly Property Name() As String Get Return "CUBE" End Get End Property Public Overrides ReadOnly Property MinArgs() As Integer Get Return 1 End Get End Property Public Overrides ReadOnly Property MaxArgs() As Integer Get Return 1 End Get End Property Public Overrides Function Evaluate(ByVal args() As Object) As Object Dim num As Double = FarPoint.CalcEngine.CalcConvert.ToDouble(args(0)) Return num * num * num End Function End Class FpSpread1.ActiveSheet.AddCustomFunction(New CubeFunctionInfo) FpSpread1.ActiveSheet.SetFormula(1, 1, "CUBE(4)")