The reason it doesn't work is that N .. M in the context of a for loop implicitly calls countup.
You need to explicitly call countdown:
for i in countdown(high(seqStr), low(seqStr)):
echo seqStr[i]
Run
The reason it doesn't work is that N .. M in the context of a for loop implicitly calls countup.
You need to explicitly call countdown:
for i in countdown(high(seqStr), low(seqStr)):
echo seqStr[i]
Run