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Solid returns cannot return results

2022-02-03 20:50:59 Q & A of Denglian community

Here's the picture , After execution shanglian After the function , Nothing returned , How to solve this problem ?

Take the answer 1:

The idea is wrong . Asynchronous methods cannot return results , We need to convert to view function ( Synchronization function )

Other answers 1:

Other answers 2:

Other answers 3:

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