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[ci skip] ActiveStorage guides don't recommend using a deprecated config #48784

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merged 1 commit into from Jul 21, 2023
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[ci skip] ActiveStorage guides don't recommend using a deprecated config #48784

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5 changes: 2 additions & 3 deletions guides/source/active_storage_overview.md
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Expand Up @@ -575,10 +575,9 @@ file’s content type automatically, it defaults to application/octet-stream.
### Replacing vs Adding Attachments

By default in Rails, attaching files to a `has_many_attached` association will replace
any existing attachments. To instead add new attachments while retaining existing
ones, set `Rails.application.config.replace_on_assign_to_many` to false.
any existing attachments.

Alternatively, use hidden form fields with the [`signed_id`][ActiveStorage::Blob#signed_id]
To keep existing attachments, you can use hidden form fields with the [`signed_id`][ActiveStorage::Blob#signed_id]
of each attached file:

```erb
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