16 lines
385 B
Text
16 lines
385 B
Text
use std::collections::HashMap;
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fn main() {
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let mut squares = HashMap::new();
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squares.insert("one", 1i32);
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squares.insert("two", 4);
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squares.insert("three", 9);
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for key in squares.keys() {
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println!("Key {}", key);
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}
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for value in squares.values() {
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println!("Value {}", value);
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}
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for (key, value) in squares.iter() {
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println!("{} => {}", key, value);
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}
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}
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