'Declaration Public Class UltraCalcFunctionIsBlank Inherits BuiltInFunctionBase
public class UltraCalcFunctionIsBlank : BuiltInFunctionBase
ISBLANK(value)
Value can be any constant, reference or the result of evaluating an UltraCalc expression.
The definition of what constitutes "blank" is anything that causes the IsNull method of the UltraCalcValue object containing the argument, value, to return TRUE. This may vary for different kinds of UltraCalcValue object.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2