enum SelectItemType {
case one
case two
case three
}
@State var selectType = SelectItemType.three
var body: some View {
Picker("选择数字", selection: $selectType) {
Text("一").tag(SelectItemType.one)
Text("二").tag(SelectItemType.two)
Text("三").tag(SelectItemType.three)
}.onReceive([self.selectType].publisher.first()) { value in
// 选项改变时 回调
print("value = \(value)")
}
}
[SwiftUI]Picker切换选项后回调
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转载自blog.csdn.net/u012881779/article/details/129708996
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