Preferences.ContainsKey Method

Definition

Overloads

ContainsKey(String)

Checks the existence of a given key.

ContainsKey(String, String)

Checks the existence of a given key.

ContainsKey(String)

Source:
Preferences.shared.cs
Source:
Preferences.shared.cs

Checks the existence of a given key.

public:
 static bool ContainsKey(System::String ^ key);
public static bool ContainsKey (string key);
static member ContainsKey : string -> bool
Public Shared Function ContainsKey (key As String) As Boolean

Parameters

key
String

The key to check.

Returns

true if the key exists in the preferences, otherwise false.

Applies to

ContainsKey(String, String)

Source:
Preferences.shared.cs
Source:
Preferences.shared.cs

Checks the existence of a given key.

public:
 static bool ContainsKey(System::String ^ key, System::String ^ sharedName);
public static bool ContainsKey (string key, string? sharedName);
static member ContainsKey : string * string -> bool
Public Shared Function ContainsKey (key As String, sharedName As String) As Boolean

Parameters

key
String

Preference key.

sharedName
String

Shared container name.

Returns

Returns true if the key exists.

Applies to