Get string values.
values = fmiGetString(instance, references)
tlist, an instance of a model.
real vector, a handle of the variables that defines the variables that will be get.
string vector, actual values of string variables.
fmiGetString is the function which returns actual values of string variables by providing the variable handles (references).
This functions is especially used to get the actual values of output variables if a model is connected with other models.
Furthermore, the actual value of every string variable defined in the Model Description File (XML) can be determined at every time instant
(for details see function fmiModelVariables).