Gets or sets a value indicating whether PromptChar can be entered as valid data by the user.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Even when is true, the prompt character must be valid for the current location in the mask in order to be accepted. For example, if PromptChar is "*", and the current location in the mask demands the user enter a digit, entering an asterisk (*) will fail and cause the MaskInputRejected event to occur.
The ResetOnPrompt property takes precedence over .