ReadOnlyLinkedElementCollection<T>.Exists Method
Determines whether there is at least one element for which a given condition is true.
Namespace: Microsoft.VisualStudio.Modeling
Assembly: Microsoft.VisualStudio.Modeling.Sdk.10.0 (in Microsoft.VisualStudio.Modeling.Sdk.10.0.dll)
Syntax
'宣言
Public Function Exists ( _
match As Predicate(Of T) _
) As Boolean
public bool Exists(
Predicate<T> match
)
public:
bool Exists(
Predicate<T>^ match
)
member Exists :
match:Predicate<'T> -> bool
public function Exists(
match : Predicate<T>
) : boolean
Parameters
- match
Type: System.Predicate<T>
The condition to check.
Return Value
Type: System.Boolean
true if there is an element in the collection for which </w:t></w:r><w:r><w:rPr><w:rStyle w:val="ParameterReference"/></w:rPr><w:t>match</w:t></w:r><w:r><w:t> parameter returns true; otherwise, false.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.