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  1. fn main() {
  2.     let mut scovilles = std::collections::HashMap::new();
  3.     println!("scovilles = {:?}", scovilles);
  4.     scovilles.insert("reaper", 2_000_000);
  5.     println!("scovilles = {:?}", scovilles);
  6.     let habanero = *scovilles.entry("habanero").or_insert(0);
  7.     println!("{}", habanero);
  8. }
  9.  
Success #stdin #stdout 0s 4244KB
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scovilles = {}
scovilles = {"reaper": 2000000}
0
https://ideone.com/ir0pBp
defaultdict
language:
Rust (rust 1.56)
created:
4 years ago
visibility:
public

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