48 references to DBNull
Microsoft.Build (2)
TaskParameter.cs (2)
121if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull) 167if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull)
Microsoft.VisualBasic.Core (25)
Microsoft\VisualBasic\CompilerServices\Conversions.vb (2)
2442TypeCode.DBNull, 2479TypeCode.DBNull
Microsoft\VisualBasic\CompilerServices\ObjectType.vb (6)
284Case TypeCode.DBNull 415(((type1 = TypeCode.DBNull) AndAlso (type2 = TypeCode.String)) OrElse 416((type1 = TypeCode.String) AndAlso (type2 = TypeCode.DBNull))) Then 417Return TypeCode.DBNull 1545TypeCode.String * TCMAX + TypeCode.DBNull 1549TypeCode.DBNull * TCMAX + TypeCode.String
Microsoft\VisualBasic\CompilerServices\Operators.vb (4)
2485TypeCode.DBNull * s_TCMAX + TypeCode.String 2748TypeCode.String * s_TCMAX + TypeCode.DBNull 5158Dim LeftIsNull As Boolean = (tc1 = TypeCode.DBNull) 5159Dim RightIsNull As Boolean = (tc2 = TypeCode.DBNull)
Microsoft\VisualBasic\CompilerServices\StructUtils.vb (1)
243Case TypeCode.DBNull
Microsoft\VisualBasic\CompilerServices\Symbols.vb (1)
225Case TypeCode.DBNull : Return GetType(DBNull)
Microsoft\VisualBasic\CompilerServices\VB6File.vb (5)
199Case TypeCode.DBNull 302Case TypeCode.DBNull 924Case TypeCode.DBNull 2190Case TypeCode.DBNull 2283Case TypeCode.DBNull
Microsoft\VisualBasic\CompilerServices\VB6RandomFile.vb (1)
490Case TypeCode.DBNull
Microsoft\VisualBasic\CompilerServices\Versioned.vb (1)
94TypeCode.DBNull,
Microsoft\VisualBasic\Conversion.vb (1)
492Case TypeCode.DBNull
Microsoft\VisualBasic\Information.vb (2)
309Case TypeCode.DBNull 454Case TypeCode.DBNull : Result = "DBNull"
Microsoft\VisualBasic\Strings.vb (1)
1296Case TypeCode.DBNull
MSBuild (2)
TaskParameter.cs (2)
121if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull) 167if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull)
MSBuildTaskHost (2)
TaskParameter.cs (2)
121if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull) 167if (typeCode != TypeCode.Object && typeCode != TypeCode.DBNull)
System.Data.Common (1)
System\Data\Common\DataStorage.cs (1)
18DBNull = TypeCode.DBNull,
System.Data.Odbc (2)
System\Data\Odbc\Odbc32.cs (2)
910case TypeCode.DBNull: throw ADP.InvalidDataType(TypeCode.DBNull);
System.Linq.Expressions (1)
System\Linq\Expressions\Compiler\ILGen.cs (1)
1086case TypeCode.DBNull:
System.Private.CoreLib (4)
src\libraries\System.Private.CoreLib\src\System\Convert.cs (2)
112return value is IConvertible convertible ? convertible.GetTypeCode() == TypeCode.DBNull : false; 162TypeCode.DBNull => throw new InvalidCastException(SR.InvalidCast_DBNull),
src\libraries\System.Private.CoreLib\src\System\DBNull.cs (1)
39return TypeCode.DBNull;
src\libraries\System.Private.CoreLib\src\System\Type.cs (1)
542return TypeCode.DBNull;
System.Private.DataContractSerialization (7)
System\Runtime\Serialization\CodeGenerator.cs (3)
851case TypeCode.DBNull: 965TypeCode.Object or TypeCode.DBNull => OpCodes.Ldelem_Ref, // TypeCode.Object: 1005TypeCode.Object or TypeCode.DBNull => OpCodes.Stelem_Ref, // TypeCode.Object:
System\Runtime\Serialization\XmlReaderDelegator.cs (2)
260case TypeCode.DBNull: 315case TypeCode.DBNull:
System\Runtime\Serialization\XmlWriterDelegator.cs (2)
333case TypeCode.DBNull: 410case TypeCode.DBNull:
System.Private.Xml (1)
System\Xml\Serialization\CodeGenerator.cs (1)
840case TypeCode.DBNull:
System.Reflection.MetadataLoadContext (1)
System\Reflection\TypeLoading\Types\RoDefinitionType.cs (1)
218return TypeCode.DBNull;