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StiReport Class
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PreviousIsNull Method
Stimulsoft Reports Class Reference
StiReport.PreviousIsNull Method
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Returns true if the previous field value is equal to null or DBNull.Value.
Syntax
C++
C#
Visual Basic
protected
:
bool
PreviousIsNull
( object
dataSource
, string
dataColumn
);
protected
bool
PreviousIsNull
(
object
dataSource
,
string
dataColumn
);
Protected
Function
PreviousIsNull
(
dataSource
As
object
,
dataColumn
As
string
)
As
bool
Parameters
Parameters
Description
dataSource
Name of
Data
Source or reference to
Data
Source.
dataColumn
Name of
Data
Column
.
Returns
Result of checking.
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