9 lines
278 B
Text
9 lines
278 B
Text
let s = "";
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println!("is empty: {}", s.is_empty());
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let t = "x";
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println!("is empty: {}", t.is_empty());
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let a = String::new();
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println!("is empty: {}", a.is_empty());
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let b = "x".to_string();
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println!("is empty: {}", b.is_empty());
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println!("is not empty: {}", !b.is_empty());
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