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IndexOfKey  
Method  
Gets the index of the specified key in the current SortedList
SortedList Class
System.Collections NameSpace
CF1.  Function IndexOfKey ( Key : Object; ) : Object;
CF : Methods with this mark are Compact Framework Compatible
Description
A SortedList contains key-value pairs sorted by key sequence. The 0-based index of the key-value pair with Key is returned.
Microsoft MSDN Links
System.Collections
System.Collections.SortedList
 
 
A simple example
program Project1;
{$APPTYPE CONSOLE}

uses
  System.Collections;

var
  MyList     : System.Collections.SortedList;
  DictEntry  : DictionaryEntry;
  Enumerator : IEnumerator;

begin
  // Create our sorted list
  MyList := SortedList.Create;

  // Add entries to the Source list
  MyList['Name']     := 'Neil Moffatt';
  MyList['Age']      := TObject(47);
  MyList['Birthday'] := DateTime.Create(1957, 2, 18);

  // Display the Sorted list
  Enumerator := MyList.GetEnumerator;
  while Enumerator.MoveNext do
  begin
    DictEntry := DictionaryEntry(Enumerator.Current);
    Console.WriteLine('{0} = {1}',
                      DictEntry.Key.ToString,
                      DictEntry.Value.ToString);
  end;

  Console.WriteLine;

  // Get the index of 'Birthday'
  Console.WriteLine('The index of ''Birthday'' = {0}',
                    MyList.IndexOfKey('Birthday').ToString);

  Console.Readline;
end.
Show full unit code
  Age = 47
  Birthday = 18/02/1957 00:00:00
  Name = Neil Moffatt
  
  The key at 'Birthday' = 1
 
 
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