SUBSTR indexes in free42

[mtern]

(07-31-2021 03:50 PM)Albert Chan Wrote:  

(07-31-2021 01:01 PM)mtern Wrote:  Or maybe the intepretation is different: SUBSTR takes element from Y included to X excluded?

Yes. String index is 0-based, end excluded → string length = end - begin

Thank you for the clarification.
Mark