crunch

       Syntax:

                 crunch(<Box_obj>,<ExpN>,<ExpC> )

                      - <Box_obj>  is a  Box Object
                      - <ExpN>     is the maximum length of the return value
                      - <ExpC>     is the default name

       Generates:

            Crunch returns the (possibly) modified string based on
            the box name.  This functions is a primitive, and is called
            by a variety of pop functions that use the box name as a
            variable for a screen buffer.

       Returns:

            A character string.

       Library:

            POPCLIP.TLB

       Notes:

            Make sure you pass all 3 parameters! This function does
            check for the existence of a box, but other parameters
            are only marginally checked.