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Conditionals and Identity
When using conditionals in view bodies, can I preserve identity between the true and false sides of the conditional by adding an explicit id? struct DogTreat: Identifiable { var expirationDate: Date var serialID: String var id: String { serialID } } ... struct WrapperView: View { ... var treat: DogTreat var isExpired: Bool { treat.expirationDate < .now } var body: some View { if isExpired { DogTreatView(treat) .id(treat.id) .opacity(0.75) else { DogTreatView(treat) .id(treat.id) } } ... } Does this perform / behave the same as struct WrapperView: View { ... var treat: DogTreat var isExpired: Bool { treat.expirationDate < .now } var body: some View { DogTreatView(treat) .opacity(isExpired ? 0.75 : 1.0) } ... }
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Jun ’21