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DbDataReader.GetChars Method

Reads a stream of characters from the specified column, starting at location indicated by dataOffset, into the buffer, starting at the location indicated by bufferOffset.

Namespace:  System.Data.Common
Assembly:  System.Data (in System.Data.dll)

public abstract long GetChars(
	int ordinal,
	long dataOffset,
	char[] buffer,
	int bufferOffset,
	int length
)

Parameters

ordinal
Type: System.Int32

The zero-based column ordinal.

dataOffset
Type: System.Int64

The index within the row from which to begin the read operation.

buffer
Type: System.Char[]

The buffer into which to copy the data.

bufferOffset
Type: System.Int32

The index with the buffer to which the data will be copied.

length
Type: System.Int32

The maximum number of characters to read.

Return Value

Type: System.Int64
The actual number of characters read.

Implements

IDataRecord.GetChars(Int32, Int64, Char[], Int32, Int32)

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0
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