A parameter file is an ASCII file containing arbitrary text along with lines of the form name := value, where name is the name of a parameter, and value is its new value. At run time, RNPL generated programs will read this file and use any values found to initialize parameters.
Here is an example parameter file:
This is a parameter file tag := "a_" level := 1 Nx0 := 100 xmin := -10 in_file := "init_data.hdf" out_file := "dump.hdf"