1866426 - [contentEditable] Unexpected edit behavior in contentEditable element

Status: UNCONFIRMED

(Core :: DOM: Editor, defect)

Description

[Bowen]

Attachment: firefox-bug.zip

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Steps to reproduce:

1. create a list that is contentEditable. (the sample is in the attachment)
2. select some lines and make sure the selection range ends at the end of that list

• different selections cause a different problem, divided into 3-a and 3-b:
  3-a. press backspace
  3-b. input any character or paste any words

UA: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:120.0) Gecko/20100101 Firefox/120.0

Actual results:

All the sample is in the attachment.

in 3-a:
an extra line appears after the deletion takes effect
in 3-b:
the input or paste doesn't work this time

Expected results:

All the sample is in the attachment.

no extra line should appear
and the input or paste should take place