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[TCheckBoxFormControlObj]C#
[TCheckBoxFormControlObj]Visual Basic
Returns true if the List contains elements that match the conditions defined by the specified predicate.
Namespace: System.Collections.Generic
Assembly: DPSF (in DPSF.dll) Version: 2.5.0.0
Syntax
C# |
public static bool Exists<T>( this List<T> list, Func<T, bool> match ) |
Visual Basic |
<ExtensionAttribute> Public Shared Function Exists(Of T) ( list As List(Of T), match As Func(Of T, Boolean) ) As Boolean |
Visual C++ |
public: [ExtensionAttribute] generic<typename T> static bool Exists( List<T>^ list, Func<T, bool>^ match ) |
Parameters
list
Type: System.Collections.Generic..::..List<(Of <(<'T>)>)>
The List to search for a match in.
match
Type: System..::..Func<(Of <(<'T, Boolean>)>)>
The Predicate delegate that defines the conditions of the elements to match against.
Type Parameters
T
The type of elements held by the List.
Return Value
Type: Boolean
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type List<(Of <(<'T>)>)>. 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
GenericCollectionsExtensions Class
GenericCollectionsExtensions Members
System.Collections.Generic Namespace
