Created
January 31, 2021 04:37
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| struct StdoutLogger {} | |
| impl std::fmt::Display for StdoutLogger { | |
| fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { | |
| writeln!(f, "I am StdoutLogger") | |
| } | |
| } | |
| fn main() { | |
| let l = StdoutLogger {}; | |
| println!("{}", l); | |
| } |
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