If Tag


Have some fun! Explore the 3 articles tagged with if.
January’s Program: Star Probe
Wow, 2016 and I'm still digging programs out of my stack of print outs. Kicking off the new year, I'm grabbing a story based program. I wrote Star Probe, our program of the month, in the style of a Chose Your Own Adventure book—and yes, I actually owned most of them…
Posted Jan 26, 2016 by Steven 5 min read

March’s Program: The Ball Redux
For March's program of the month, I drew inspiration from one of my older demo’s, The Ball. Like many young kids from the early eighties using BASIC, I took a stab at animating a bouncing ball. It is a a relatively easy program to write depending on how complex you want to make the math…
Posted Mar 29, 2014 by Steven 4 min read

February’s Program: Golf
This month’s program is a simple game of Golf. Although not overly exciting, it does show off a few ZX81 BASIC features. One oddity of the ZX81 is that π (pi) is built in, something I haven’t seen in other languages. In this case, it is used to calculate the direction of the golf ball…
Posted Feb 19, 2011 by Steven 2 min read