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Tag: onactivityresult

How do I pass ArrayLists to another activity, modify it, and return it back to use?

I’m trying to create a login/register part of a project, and I’m having trouble with passing the sign-up information back to the login activity. I initialized username_info, password_info, and name_info in MainActivity, and I want to send it to SignUpActivity through Intent. After values are added in the other activity, it’s sent back like this (the arraylists have the same

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