GetPriorValue
If the user has reached the question more than once, GetPriorValue returns the previous answer.
Syntax
GetPriorValue
Returns
The prior value of the question as a string
Usage
GetPriorValue returns the value for this question before the user reached it most recently. The value returned will be either the value returned by GetInitialValue, if the user has never entered the question, or the value returned by GetCurrentValue, after the user left it the last time. This function is usually used only for the current question. GetPriorValue is declared as a string.