Reference index / 폼·텍스트 입력·검증
IME Composition Guard
An input pattern that checks composition events and isComposing so Enter used for IME composition does not submit a form.
Try the example
When to use it
Ignore Enter during composition; send after composition ends
Caveats and distinctions
Verify event ordering on real browser and OS input methods. A keyCode 229 fallback covers some composition edge cases; normal handling uses key.
Implementation and classification
UI·UX / 폼·텍스트 입력·검증 / HTML · CSS · JavaScript
Sources and verification status
https://developer.mozilla.org/en-US/docs/Web/API/Element/keydown_event
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