BBC BASIC development

30-Jan-2008	31-Jan-2008	01-Feb-2008	05-Feb-2008
12-Feb-2008: PRINT works, including all print formatting. Number output currently returns a dummy string.		12-Feb-2008: Forgot to demo I/O commands when could see results. All work, but with test code removed from PRINT, can't see results of functions.
01-Sep-2008: Full 7-level recursive expression evaluator written, full set of integer arithmetic routines, decimal number printing, completed all I/O commands.