How to run a heavy task in background thread?

[tvhieuit]

Hello all,

I meet a issue process list large data. So my app is very lag.
I want to run in background thread, so how to make it.

Thank you so much.
Hieu Tran

[react-native-bot]

We are automatically closing this issue because it does not appear to follow any of the provided issue templates.

Please make use of the bug report template to let us know about a reproducible bug or regression in the core React Native library.

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