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답변 감사드립니다! class CandWidget extends StatefulWidget { final VoidCallback tap ; final String text ; final int index ; final double width ; final bool answerState ; CandWidget ({this . tap , this . text , this . index , this . width , this . answerState}) ; _CandWidgetState createState () => _CandWidgetState () ; } final을 붙여줄 경우 bool에 한해서 이러한 에러가 나옵니다ㅠㅠㅠ
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답변주셔서 감사합니다^^
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실제 쓰인 패키지입니다.
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dependencies : flutter : sdk : flutter carousel_slider : flutter_linkify : url_launcher : cloud_firestore : firebase_core :
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ui 화면 백지화는 고쳤는데 firebase와 연동이 안됩니다ㅠㅠ
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[second] flutter pub get Running "flutter pub get" in second... Error on line 30, column 18 of pubspec.yaml: Invalid version constraint: Expected version number after "^" in "^3 + 0.4.4", got "3 + 0.4.4". ╷ 30 │ firebase_core: ^3 + 0.4.4 │ ^^^^^^^^^^ ╵ pub get failed (65; ╵) exit code 65
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딱 여기서 똑같은 문제때문에 삽질중이었는데ㅠㅠㅠ 감사합니다~!!
