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Solana: General “Online” listener questions – listening to “treated”, “approved” and “complete”
As a Solana developer, you may know the importance of effective and reliable business processing. One way to achieve this is to use listeners with transactions. The listener is a feature that responds to specific events or reports after processing the transaction in the blockchain. In this article, we will study some of the issues that are related to Solana’s “Online” listener.
What are “Online” listeners?
Onsolana, also known as “Online”, is an event system that allows developers to create custom listeners to respond to specific events after processing the transaction in the blockchain. These listeners can be used to notify other applications of the transaction, such as whether it was successful or failed.
Listening to “treated”
When listening to “treated” events, you want to know that the deal is complete and the result is available. In a solan, this event is emitted when the transaction is fully processed and approved by the knot.
However, if you use an Onprocessed listener, it will only be activated after all processing activities are completed, which can lead to unnecessary delays or repetitions. Instead, consider listening to “approved” events to reduce latency.
Listening to “Confirmed”
When listening to “approved” events, you want to know that the transaction is successfully processed and the result is available. In a solan, this event is emitted when the transaction has completed and confirmed with a knot.
Using an onconfired listener can be a good solution if you need to respond quickly after processing the transactions.
Listening to “Complete”

When listening to “completed” events, you want to know that the deal is fully processed and the result is available. In a solan, this event is emitted when all processing works are completed, including signing, broadcasting and approval.
Using an on -finalized listener can be a good solution if you need to respond quickly after completing the transaction.
Additional considerations
Consider the following factors before selecting the event:
- Latency requirements: If the immediate reaction is critical, listen to “treated” events.
- The sequence of the event: first listen to “approved” or “completed” measures to ensure the correct sequence of events.
- Additional context: Consider incorporating additional context with your transaction result to give a more complete picture.
Conclusion
In conclusion, the Solana Event System makes it easy to create custom listeners to respond to specific events after processing the transaction. By choosing the right type of events and considering latency requirements, developers can create efficient and reliable transaction processing solutions Solana.
If you are creating a transaction solution for the application, be sure to study the available events and choose the best option for use.