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IsolatedStorageSettings.Contains Method

Silverlight

Determines if the application settings dictionary contains the specified key.

Namespace: System.IO.IsolatedStorage
Assembly: System.Windows (in System.Windows.dll)

Copy

public bool Contains(
	string key
)

Type: System.Boolean
true if the dictionary contains the specified key; otherwise, false.

Exception	Condition
ArgumentNullException	key is null.

Use this method to determine whether a key is present in the dictionary.

Supported in: 5, 4, 3

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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