Version

3.2.31

Reproduction link

sfc.vuejs.org/

Steps to reproduce

open link

What is expected?

data defaultValue 10 not work

What is actually happening?

Your useFetch() is returning a ref, which is not undefined and therefor data is filled wiht a ref with undefined which is why nothing is displayed. Change it to anything else like "hey" and you will see "hey".

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