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Refactor string functions

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This commit is contained in:
Rock070 2023-12-30 16:52:54 +08:00
parent 13c442ec31
commit b2b6dad75e
1 changed files with 10 additions and 12 deletions
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22
exercises/09_strings/strings4.rs
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@ -7,8 +7,6 @@
// //
// No hints this time! // No hints this time!
// I AM NOT DONE
fn string_slice(arg: &str) { fn string_slice(arg: &str) {
println!("{}", arg); println!("{}", arg);
} }
@ -17,14 +15,14 @@ fn string(arg: String) {
} }
fn main() { fn main() {
???("blue"); string_slice("blue");
???("red".to_string()); string("red".to_string());
???(String::from("hi")); string(String::from("hi"));
???("rust is fun!".to_owned()); string("rust is fun!".to_owned());
???("nice weather".into()); string("nice weather".into());
???(format!("Interpolation {}", "Station")); string(format!("Interpolation {}", "Station"));
???(&String::from("abc")[0..1]); string_slice(&String::from("abc")[0..1]);
???(" hello there ".trim()); string_slice(" hello there ".trim());
???("Happy Monday!".to_string().replace("Mon", "Tues")); string("Happy Monday!".to_string().replace("Mon", "Tues"));
???("mY sHiFt KeY iS sTiCkY".to_lowercase()); string("mY sHiFt KeY iS sTiCkY".to_lowercase());
} }