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- fn foo<A>(name: A)
- where
- A: Into<Option<&str>>,
- {
- println!("{:?}", name.into())
- }
- // fn foo(name: impl Into<Option<&str>>) {
- // println!("{:?}", name.into())
- // }
- fn main() {
- foo("hi");
- foo(None);
- }
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