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[React] useId():: 컴포넌트 별 고유한 아이디 생성 import { useId } from 'react-id-generator'; function List({ items }) { const id = useId(); return ( {items.map((item, index) => ( {item} ))} ); } function App() { const items = ['Item 1', 'Item 2', 'Item 3']; return ; } 2023. 4. 8.
MouseEvent: key, metaKey, ctrlKey [javascript] key, metaKey, ctrlKey Ctrl key key: “Control” code: "ControllLeft" ctrlKey: true metaKey: false Mac Command key 2022. 7. 8.
Keyboard Event: How to detect keyboard you typed: e.which, e.keycode, e.key, e.charcode, e.code which, keycode, key, charcode, code when I type 'f', charCode: 0 keyCode: 70 key='f' code='KeyF' which: 102 charCode, keyCode: deprecated charCode: Non-standard Reference 2022. 6. 29.

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