SecureString.IsReadOnly Method

Definition

Namespace:

System.Security

Assembly:

System.Runtime.InteropServices.dll

Source:

SecureString.cs

Indicates whether this secure string is marked read-only.

public:
 bool IsReadOnly();

public bool IsReadOnly ();

member this.IsReadOnly : unit -> bool

Public Function IsReadOnly () As Boolean

Returns

Boolean

true if this secure string is marked read-only; otherwise, false.

Exceptions

ObjectDisposedException

This secure string has already been disposed.

Remarks

After an instance of SecureString is marked read-only by the MakeReadOnly method, any attempt to modify the value of the instance throws an InvalidOperationException. Use the IsReadOnly method to test whether a SecureString is read-only before attempting to modify it.

See also

• MakeReadOnly()