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