编辑代码

var fridgeIsOpen = false
let fridgeContent = ["milk","eggs","leftovers"]

func fridgeContains(itemName: String) -> Bool {
    fridgeIsOpen = true
    defer {
        fridgeIsOpen = false
    }
    let result = fridgeContent.contains(itemName)
    return result
}
fridgeContains("banana")
print(fridgeIsOpen)