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ASP in a nutshell : a desktop quick reference by A Keyton Weissinger

By A Keyton Weissinger

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Note that these variables will be reinitialized every time a user requests the page containing this code. To prevent this waste of processor power, it might be better to perform this initialization using code similar to the following: <% ' A more efficient example of the creation of an ' application-scoped variable. Contents(13) = "Texas" End If %> This code creates a 13th application variable for the current application only if it has not already been created. The Contents collection supports the For Each and For…Next constructs for iterating the collection, as Example 4-3 demonstrates.

ASA is the one processed. ASA file for /MainApp is not processed. ASA files define different sets of application-level variables, you have no way of knowing within your code which Application variables were properly initialized without testing them. * ODBC connection pooling provides a method by which ODBC connections can be reused by successive users. Instead of creating a new connection each time a client requests one, the server attempts to reuse an already existing connection that is no longer in use.

Parameters None Example <% ' The following code procedure is processed when the code in ' the SetAbort method example is processed. SubOnTransactionAbort () %> Your book sales transaction could not be completed. Either there was not sufficient inventory for your OnTransactionAbort ASP in a Nutshell: A Desktop Quick Reference, eMatter Edition Copyright © 2000 O’Reilly & Associates, Inc. All rights reserved. 45 ObjectContext Object If you do not explicitly call SetComplete, the transaction is complete only after all code is processed without any calls to SetAbort.

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