4.5.1.13 Exchange

Exchange procedure

Prototype:	procedure Exchange(Index1, Index2 :integer);
Description:	Exchange procedure swaps two strings in the StringList by their indexes. At the Index1 will be placed string at the Index2 (and vice versa). Indexes are counted from 0.
Syntax:	StringList.Exchange(Index1, Index2);
	Part	Description
	StringList	A reference to an instance of a TStringListWrapper
	Index1	An integer parameter represents index of string in the StringList
	Index2	An integer parameter represents index of string in the StringList
Return value:	none

Example:

var

strList1 : TStringListWrapper;

t : string;

begin

strList1 := CreateStringList;

strList1.BeginUpdate;

strList1.Add('Picea');

strList1.Add('Fagus'); // this one will be it swapped

strList1.Add('Pinus'); // this one will be it swapped

strList1.EndUpdate;

strList1.Exchange(1,2);

t:= strList1.Text;

ShowMsg(t);

strList1.Free;

end.

Output in Field-Map Data Collector: