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Title: 2주차-2 김지현 by YA-DON · Pull Request #19 · podo-javascript/Modern-JavaScript-Study · GitHub

Open Graph Title: 2주차-2 김지현 by YA-DON · Pull Request #19 · podo-javascript/Modern-JavaScript-Study

X Title: 2주차-2 김지현 by YA-DON · Pull Request #19 · podo-javascript/Modern-JavaScript-Study

Description: PR 제목 형식: 2주차-2 김지현 📚 학습 주제 주차:[2주차-2] 주제: [참조에 의한 객체 복사, 옵셔널 체이닝] 📝 학습 내용 체크리스트 ✅ 개념 요약 주요 개념들을 이해하기 쉽게 정리했는가? 핵심 포인트를 놓치지 않고 요약했는가? 🔍 모르는 개념 연구 이해하기 어려웠던 개념들을 조사하고 정리했는가? 추가 학습이 필요한 부분을 명시했는가? 💻 예시 코드 및 설명 개념을 설명하는 실용적인 코드 예시를 작성했는가? 코드에 대한 상세한 설명을 포함했는가? 📋 주요 학습 개념 설명/요약 (선택) 객체는 '참조에 의해' 저장되고 복사 객체 비교 시 동등/일치 연산자(==, ===)는 동일하게 동작 객체 복사 및 병합: Object.assign 사용(얕은 복사) 깊은 복사 옵셔널 체이닝 ?.은 없는 프로퍼티에 접근할 때 에러 없이 안전하게 undefined를 반환 주의할 점: ?.은 값이 없어도 괜찮은 경우에만 사용 ❓ 질문사항 및 토론 포인트 '단락 평가'가 일어날 때, ?. 오른쪽에 오는 함수 호출이나 표현식이 실행되지 않는다는 점이 성능 최적화에 도움이 될 때도 있을지 멘토님은 ?.을 어떤 상황에서 가장 유용하게 사용하시는지

Open Graph Description: PR 제목 형식: 2주차-2 김지현 📚 학습 주제 주차:[2주차-2] 주제: [참조에 의한 객체 복사, 옵셔널 체이닝] 📝 학습 내용 체크리스트 ✅ 개념 요약 주요 개념들을 이해하기 쉽게 정리했는가? 핵심 포인트를 놓치지 않고 요약했는가? 🔍 모르는 개념 연구 이해하기 어려웠던 개념들을 조사하고 정리했는가? 추가 학습이 필요한 ...

X Description: PR 제목 형식: 2주차-2 김지현 📚 학습 주제 주차:[2주차-2] 주제: [참조에 의한 객체 복사, 옵셔널 체이닝] 📝 학습 내용 체크리스트 ✅ 개념 요약 주요 개념들을 이해하기 쉽게 정리했는가? 핵심 포인트를 놓치지 않고 요약했는가? 🔍 모르는 개념 연구 이해하기 어려웠던 개념들을 조사하고 정리했는가? 추가 학습이 필요한 ...

Opengraph URL: https://github.com/podo-javascript/Modern-JavaScript-Study/pull/19

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og:image:altPR 제목 형식: 2주차-2 김지현 📚 학습 주제 주차:[2주차-2] 주제: [참조에 의한 객체 복사, 옵셔널 체이닝] 📝 학습 내용 체크리스트 ✅ 개념 요약 주요 개념들을 이해하기 쉽게 정리했는가? 핵심 포인트를 놓치지 않고 요약했는가? 🔍 모르는 개념 연구 이해하기 어려웠던 개념들을 조사하고 정리했는가? 추가 학습이 필요한 ...
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