16 implementations of IsNull
System.Data.Common (16)
System\Data\SQLTypes\SQLBinary.cs (1)
51
public bool
IsNull
=> _value is null;
System\Data\SQLTypes\SQLBoolean.cs (1)
57
public bool
IsNull
System\Data\SQLTypes\SQLByte.cs (1)
43
public bool
IsNull
System\Data\SQLTypes\SQLBytes.cs (1)
106
public bool
IsNull
System\Data\SQLTypes\SQLChars.cs (1)
103
public bool
IsNull
System\Data\SQLTypes\SQLDateTime.cs (1)
191
public bool
IsNull
System\Data\SQLTypes\SQLDecimal.cs (1)
812
public bool
IsNull
System\Data\SQLTypes\SQLDouble.cs (1)
49
public bool
IsNull
System\Data\SQLTypes\SQLGuid.cs (1)
72
public bool
IsNull
=> _value is null;
System\Data\SQLTypes\SQLInt16.cs (1)
42
public bool
IsNull
System\Data\SQLTypes\SQLInt32.cs (1)
43
public bool
IsNull
System\Data\SQLTypes\SQLInt64.cs (1)
44
public bool
IsNull
System\Data\SQLTypes\SQLMoney.cs (1)
110
public bool
IsNull
System\Data\SQLTypes\SQLSingle.cs (1)
50
public bool
IsNull
System\Data\SQLTypes\SQLString.cs (1)
219
public bool
IsNull
System\Data\SQLTypes\SqlXml.cs (1)
129
public bool
IsNull
6 references to IsNull
PresentationFramework-SystemData (1)
SystemDataExtension.cs (1)
35
return (nullable != null && nullable.
IsNull
);
System.Data.Common (4)
src\libraries\Common\src\System\Data\Common\AdapterUtil.cs (1)
489
return ((null != nullable) && nullable.
IsNull
);
System\Data\Common\DataStorage.cs (1)
532
return ((null != inullable) && inullable.
IsNull
);
System\Data\Common\SqlUDTStorage.cs (2)
62
return (((INullable)_values[record]).
IsNull
);
90
return nullableValue.
IsNull
? 0 : 1; // left may be null, right is null
System.Data.Odbc (1)
src\libraries\Common\src\System\Data\Common\AdapterUtil.cs (1)
489
return ((null != nullable) && nullable.
IsNull
);