React. useMemo

React. useMemo
github.com/Evg...
ru.reactjs.org...
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t.me/public_code
t.me/public_co...

[@ayafreeman7372]

Why in the console, when login is triggered confirming that the function has been called, the result is displayed as two lines? One in bright font, and the second in transparent?

[@public_code_]

debug mode legacy.reactjs.org/docs/strict-mode.html