OracleDataReader.IsDBNull(Int32) Method

Definition

Gets a value indicating whether the column contains non-existent or missing values.

public:
 override bool IsDBNull(int i);
public override bool IsDBNull (int i);
override this.IsDBNull : int -> bool
Public Overrides Function IsDBNull (i As Integer) As Boolean

Parameters

i
Int32

The zero-based column ordinal.

Returns

true if the specified column value is equivalent to DBNull; otherwise, false.

Remarks

To avoid raising an error, call this method to check for null column values before calling the typed Get methods (for example, GetByte, GetChar, and so on).

Applies to