I am a beginner in APL (I use dyalog APL) and I want to change the value of a variable defined outside the function.
I’ve tried this function but marks_list is still empty after calling it:
Accessibilityset←{
(⍴marks_list)=0 : marks_list←⍺
marks_list
}
New contributor
Annamisaki is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.