Hello! I try to write an object to json file

Question

Hello! I try to write an object to json file

using gson. But there is some trouble. When i try to add new item there is some message inside a file.json: Json allows only one top-level value.
How to fix this problem?

0

24.08.2019

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Mouamle · Accepted Answer

Mouamle

You need to read the file as an object and then put the extra data in it then re write it

0

24.08.2019

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Hello! I try to write an object to json file

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