IfThen

function IfThen(

  AValue: Boolean;

  const ATrue: Boolean;

  const AFalse: Boolean

):Boolean; overload;

function IfThen(

  AValue: Boolean;

  const ATrue: WideString;

  const AFalse: WideString

):WideString; overload;

function IfThen(

  AValue: Boolean;

  const ATrue: Integer;

  const AFalse: Integer = 0

):Integer; overload;

function IfThen(

  AValue: Boolean;

  const ATrue: Int64;

  const AFalse: Int64 = 0

):Int64; overload;

function IfThen(

  AValue: Boolean;

  const ATrue: Single;

  const AFalse: Single = 0.0

):Single; overload;