Retrieve all values, sort and iterate : Hashtable « Collections « VB.Net Tutorial

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VB.Net
VB.Net Tutorial » Collections » Hashtable 
8. 13. 4. Retrieve all values, sort and iterate
 
 

Option Strict On

Imports System.Collections

Public Module modMain
   Public Sub Main()
      Dim airports As New Hashtable

      airports.Add("S""SSS")
      airports.Add("X""XXX")
      airports.Add("D""DDD")
      airports.Add("R""RRR")

      
      Dim values As ICollection = airports.Values
      Dim valuesArray(airports.Count - 1As String
      values.CopyTo(valuesArray, 0)
      Array.Sort(valuesArray)
      Console.WriteLine()
      For Each value As String in valuesArray
         Console.WriteLine(value)
      Next

   End Sub
End Module

        
  
  





DDD
RRR
SSS
XXX

 
8. 13. Hashtable
8. 13. 1. Add value pair to Hashtable and get value back by key
8. 13. 2. Retrieve single value from Hashtable by key
8. 13. 3. Retrieve all keys, sort and iterate
8. 13. 4. Retrieve all values, sort and iterate
8. 13. 5. Find value and key in a Hashtable
8. 13. 6. Get Enumerator from Hashtable
8. 13. 7. ContainsKey
8. 13. 8. Use For Each to loop through all keys in Hashtable
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