User-defined functions in Free42

[Thomas Okken]

It's not the most efficient style of programming, but recursive functions can be made very readable this way:

Code:

00 { 24-Byte Prgm }
01▸LBL "FAC"
02 FUNC 11
03 RCL ST X
04 1
05 X≥Y?
06 RTN
07 -
08 XEQ "FAC"
09 ×
10 END