UnaryExpression.IsLiftedToNull Property
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Gets a value that indicates whether the expression tree node represents a lifted call to an operator whose return type is lifted to a nullable type.
public:
property bool IsLiftedToNull { bool get(); };public bool IsLiftedToNull { get; }member this.IsLiftedToNull : boolPublic ReadOnly Property IsLiftedToNull As Booleantrue if the operator's return type is lifted to a nullable type; otherwise, false.
An operator call is lifted if the operator expects a non-nullable operand but a nullable operand is passed to it. If the value of IsLiftedToNull is true, the operator returns a nullable type and if the nullable operand evaluates to null, the operator returns null.
| Produkt | Versioner |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 1.0, 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1 |
| UWP | 10.0 |
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