Firebird ADO.NET Provider SDK Documentation - v1.7 |
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FbDataReader.GetChars Method
Reads a stream of characters from the specified column offset into the buffer as an array, starting at the given buffer offset.
[Visual Basic]
NotOverridable Public Function GetChars( _
ByVal
i As
Integer, _
ByVal
dataIndex As
Long, _
ByVal
buffer As
Char(), _
ByVal
bufferIndex As
Integer, _
ByVal
length As
Integer _
) As
Long _
Parameters
-
i
- The zero-based column ordinal.
-
dataIndex
- The index within the field where the read operation is to begin.
-
buffer
- The buffer into which to read the stream of bytes.
-
bufferIndex
- The index where buffer is to begin the write operation.
-
length
- The number of bytes to read.
Return Value
The actual number of characters read.
Implements
IDataRecord.GetChars
Remarks
If you pass a buffer that is a null reference, GetChars returns the length of the field in characters.
No conversions are performed, therefore the data retrieved must already be a character array.
See Also
FbDataReader Class | FirebirdSql.Data.Firebird Namespace | GetBytes