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Programming Interfaces
External Program Interfaces : Windows Dynamic Data Exchange : Defining conversation endpoints: DDE frames : Other DDE attributes
 
Other DDE attributes
There are some other DDE attributes that you might need:
*DDE-ID — Records the channel number of the conversation that had the most recent exchange
*DDE-ITEM — Records the name of the server data item affected by the most recent conversation exchange
*DDE-NAME — Records the application name of the conversation that had the most recent conversation exchange
*DDE-TOPIC — Records the topic name of the conversation that had the most recent conversation exchange