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dotnet-framework-api
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C1.Win.4.8 Assembly
- C1.Design
- C1.Framework
- C1.Framework.Accessibility
- C1.Framework.Extension
- C1.Framework.Html
- C1.Util.Win
- C1.Win
- C1.Win.Accessibility
- C1.Win.Accessibility.Items
- C1.Win.Accessibility.Items.BaseInterfaces
- C1.Win.C1ScrollBar
- C1.Win.C1ScrollBar.Style
- C1.Win.CoditionalFormatting
- C1.Win.Collections.ObjectModel
- C1.Win.Design
- C1.Win.Drawing
- C1.Win.SuperTooltip
- C1.Win.Interop
- C1.Win.SuperTooltip.Design
- C1.Win.Localization
- C1.Win.Themes
- C1.Win.Localization.Design
- C1.Win.Touch
- C1.Win.Themes.Shared
- C1.Win.Util
- C1.Win.Util.Toolbox
- C1.Win.Xml
- C1.Win.TreeView.4.8 Assembly
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C1.Win.4.8 Assembly
- dotnet-api
C1.Win.Collections.ObjectModel.ObservableDictionary-2.ContainsKey
ContainsKey Method
ContainsKey(TKey)
Determines whether the ObservableDictionary<TKey, TValue> contains an element with the specified key.
Declaration
public bool ContainsKey(TKey key)Public Function ContainsKey(key As TKey) As BooleanParameters
| Type | Name | Description |
|---|---|---|
| TKey | key | The key to locate in the ObservableDictionary<TKey, TValue>. |
Returns
| Type | Description |
|---|---|
| bool | true if the ObservableDictionary<TKey, TValue> contains an element with the key; otherwise, false. |