cocos-engine
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label cache mode char unsupport emoji
Cocos Creator version
3.73
System information
mac os and build web mobile
Issue description
label select cache mode bitmap is support emoji and select char is unsupport text: 王🐻爷
Relevant error log output
No response
Steps to reproduce
Minimal reproduction project
No response
The _safeSubstring function is also problematic when dealing with Composite emoji
test case: 🐻👨👩👧👦一家人
Any news about this issue?