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This could add value Prevent duplicates and Prevent open duplicates
We'll consider if there is more demand, thank you.
This is interesting feature and user can have an option to enable duplicates or disable.
Nice QOL feature I think, it might be nice if when a duplicate was found it reset the life on the existing message and gave some sort of signal you hit it again like highlight.
How to prevent duplicates toast message in primeng?
You can pull the PR https://github.com/primefaces/primeng/pull/7243 and include it in your project manually, otherwise there's currently no built in way.
Planned for 9.0.2
Most helpful comment
Nice QOL feature I think, it might be nice if when a duplicate was found it reset the life on the existing message and gave some sort of signal you hit it again like highlight.