Translate metadata to field content

Richard Gaskin ambassador at
Fri Feb 21 12:22:25 EST 2020

Mark Waddingham wrote:

 >> I'm using chars instead of codepoints because when I tried it, they
 >> both gave the same number. Should I change that?
 > Both characters and codepoints run the risk of requiring a linear scan
 > of the string to calculate the length - strictly speaking his will
 > occur if the engine is not sure whether character / codepoint have a
 > 1-1 map to codeunits (for example if your string has Unicode chars and
 > it hasn't analysed it). Therefore you should definitely use codeunits.

This is an interesting detail.  Is it safe to surmise from this that in 
cases where speed is important we should consider using codeunits 
instead of chars?

How might we use codeunits with offset()?

  Richard Gaskin
  Fourth World Systems
  Software Design and Development for the Desktop, Mobile, and the Web
  Ambassador at      

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