Arí Ricardo Ody via lazarus <lazarus@lists.lazarus-ide.org> schrieb am So., 28. Juli 2024, 13:45:
> Hi guys > > A question that I have had for a long time: > > Suppose I have the variable > > list:TStringList > > and I want to iterate through the items through the items in list. > > Between the construction: > > For i := 0 to list.Count - 1 do > begin; > commands > end; > > And the construction > > j := list.Count - 1; > For i := 0 to j do > begin; > commands > end; > > Which would be the most efficient? > > I ask because I have the impression that in the first construction it will > be necessary to generate code to determine the value list.Count - 1 at each > iteration of the For loop. > These are the same, cause in Pascal unlike in C-like languages the end condition of a for-loop is only evaluated once at the start of the loop. Regards, Sven >
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