Details
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Bug
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Resolution: Unresolved
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P2: Important
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None
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6.2.2
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None
Description
For TextArea, if you use backspace once, you cannot completely delete the multi-symbol unicode emoji, such as ๐จโ๐จโ๐งโ๐ง.
I noticed that the implementation of `QTextCursor::deletePreviousChar()` is the same as
Unlike `QTextCursor::deleteChar()`, `deletePreviousChar()` only considers a single proxy pair, and does not involve the scenario of using 0x200D to connect multiple proxy pairs.