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DomainObjectExtensionsIsNullTObject, TResult Method

Determines whether the specified domain object property does not have a value. The expression should be in the format 's => s.Property'.

Namespace:  Aloe.SystemFrameworks.Domain.Extensions
Assembly:  Aloe.SystemFrameworks.Domain (in Aloe.SystemFrameworks.Domain.dll) Version: 20.1.3.5
Syntax
public static bool IsNull<TObject, TResult>(
	this TObject obj,
	Expression<Func<TObject, TResult>> memberExpression
)
where TObject : DomainObject
where TResult : struct, new()

Parameters

obj
Type: TObject
The object.
memberExpression
Type: System.Linq.ExpressionsExpressionFuncTObject, TResult
The member expression.

Type Parameters

TObject
The type of the object.
TResult
The type of the result.

Return Value

Type: Boolean
true if the specified property does not has value.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type . When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also