Control.ControlCollection.ContainsKey(String) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Determines whether the Control.ControlCollection contains an item with the specified key.
public:
virtual bool ContainsKey(System::String ^ key);
public virtual bool ContainsKey (string key);
public virtual bool ContainsKey (string? key);
abstract member ContainsKey : string -> bool
override this.ContainsKey : string -> bool
Public Overridable Function ContainsKey (key As String) As Boolean
Parameters
- key
- String
The key to locate in the Control.ControlCollection.
Returns
true
if the Control.ControlCollection contains an item with the specified key; otherwise, false
.
Remarks
The Name property of a Control corresponds to the key for a Control in the Control.ControlCollection.
Applies to
Commenti e suggerimenti
https://aka.ms/ContentUserFeedback.
Presto disponibile: Nel corso del 2024 verranno gradualmente disattivati i problemi di GitHub come meccanismo di feedback per il contenuto e ciò verrà sostituito con un nuovo sistema di feedback. Per altre informazioni, vedereInvia e visualizza il feedback per