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@Binding可以跨view传递对象引用,但是如何初始化呢?
可以在preview中生成一些测试数据,下面是两种方法
- struct RFSearchListView_Previews: PreviewProvider {
- @State static var items2:[String] = ["a","b"]
- static var previews: some View {
- RFSearchListView(items: $items2)
- }
- }
- struct RFSearchListView_Previews: PreviewProvider {
-
- static var previews: some View {
- RFSearchListView(items: .constant(["a","b","C"]))
- }
- }
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