aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

2016 Update

Browse source
This commit is contained in:
Tina Müller 2016-12-05 22:15:40 +01:00
parent 948b86eafa
commit dcf5d15da3
7965 changed files with 139854 additions and 31002 deletions
Download patch file Download diff file Expand all files Collapse all files

18
Task/Map-range/REXX/map-range-3.rexx
View file

@ -1,12 +1,12 @@
/*REXX program maps a range of numbers from one range to another range. */
/*REXX program maps and displays a range of numbers from one range to another range.*/
rangeA = 0 10
rangeB = -1 0
inc=1
inc = 1
call mapRange rangeA, RangeB, inc
exit /*stick a fork in it, we're done.*/
/*──────────────────────────────────MAPRANGE subroutine─────────────────*/
mapRange: procedure; parse a1 a2, b1 b2, inc
do s=a1 to a2 by inc*(1-2*sign(a2<a1)) /*BY: +inc │ -inc */
say right(s,digits()) ' maps to ' b1+(s-a1)*(b2-b1)/(a2-a1)
end /*s*/ /*↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑*/
return /*════════════t════════════*/
exit /*stick a fork in it, we're done.*/
/*──────────────────────────────────────────────────────────────────────────────────────*/
mapRange: procedure; parse arg a1 a2, b1 b2, inc /* [↓] BY: either +inc or -inc*/
do s=a1 to a2 by inc * (1 - 2 * sign(a2 < a1) )
say right(s,digits()) ' maps to ' b1 + (s-a1) * (b2-b1) / (a2-a1)
end /*s*/ /*↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑*/
return /*═══════════════t═══════════════*/