3X Column
A clever number-formatting subroutine right-aligns decimal values across three columns, using user-defined functions to round and pad output automatically.
DEF FN
Using DEF FN and FN
DEF FN and FN commands define and call functions for math operations, string manipulations, and Boolean logic evaluations in BASIC programming.
Mike’s Notebook: CLIP
One of the fundamental concepts of computer graphics programming is that of viewport clipping, or eliminating all lines of a display outside the screen. Type in PROGRAM #1 and run it to see what happens.
The Computer Tutor: Simulating the DEF FN Function
Good morning Class! I’m wondering if the poor attendance is due to these late season snow storms or the phasing out of the TS-1000. Oh, well – today’s lesson will be on simulating the <DEF FN> or Define Function. This is a powerful programming tool that is poorly promoted and even less understood.
The Computer Tutor: Simulating the DEF FN FunctionRead More »
Programming Tips (all computers): Exploring Def FN and FN
How to set up and use user-defined functions.
Programming Tips (all computers): Exploring Def FN and FNRead More »
Basic Programming with DEF FN() and Boolean Logic
Program that converts between binary, decimal and hexadecimal numbers and performs math operations across them.
Basic Programming with DEF FN() and Boolean LogicRead More »
The Mysterious “DEF FN and FN” Functions
One Monday morning at the Timex Literature Department Mary was given a task that would normally been assigned to Gus, the Mathematician. Gus had his usual Monday morning problem. Now Mary majored in Greek Literature, not Greek Mathematics symbols.