How can I detect when a value pair is not present in response from server

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  • evan66
    Junior Member
    • Dec 2018
    • 17

    #1

    How can I detect when a value pair is not present in response from server

    Hi
    My VB program crashes occasionally when a result does not exist. For example:

    For n = 0 To 5
    If theRunner(0).result(0).runners(0).ex.availableToLa y(n).price > 10 Then………………………
    Next n

    Sometimes only ex.availableToLay(0), ex.availableToLay(1) are present if the response from server.

    How can I check if it exists without crashing prog.

    I tried:
    If theRunner(0).result(0).runners(0).ex.availableToLa y(n).price = NOTHING Then………………
    But this crashes.

    Thanks.
  • WTPooh
    Member
    • May 2012
    • 88

    #2
    theRunner(0).result(0).runners(0).ex.availableToLa y.Count will return the number of available prices.

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    • evan66
      Junior Member
      • Dec 2018
      • 17

      #3
      Thats works great. Thank you.

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