OleDbDataReader.GetGuid(Int32) Method

Definition

Gets the value of the specified column as a globally unique identifier (GUID).

public override Guid GetGuid (int ordinal);
public Guid GetGuid (int ordinal);

Parameters

ordinal
Int32

The zero-based column ordinal.

Returns

The value of the specified column.

Implements

Exceptions

The specified cast is not valid.

Remarks

No conversions are performed; therefore the data retrieved must already be a globally unique identifier.

Call IsDBNull to look for null values before calling this method.

Applies to

Prodotto Versioni
.NET 8 (package-provided), 9 (package-provided)
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7 (package-provided), 4.7, 4.7.1 (package-provided), 4.7.1, 4.7.2 (package-provided), 4.7.2, 4.8 (package-provided), 4.8, 4.8.1
.NET Standard 2.0 (package-provided)

See also