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26 lines
678 B
Rust
26 lines
678 B
Rust
#[derive(Debug)]
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struct Point {
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x: i32,
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y: i32,
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}
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fn main() {
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let optional_point = Some(Point { x: 100, y: 200 });
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// Solution 1: Matching over the `Option` (not `&Option`) but without moving
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// out of the `Some` variant.
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match optional_point {
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Some(ref p) => println!("Co-ordinates are {},{}", p.x, p.y),
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// ^^^ added
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_ => panic!("No match!"),
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}
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// Solution 2: Matching over a reference (`&Option`) by added `&` before
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// `optional_point`.
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match &optional_point {
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Some(p) => println!("Co-ordinates are {},{}", p.x, p.y),
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_ => panic!("No match!"),
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}
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println!("{optional_point:?}");
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}
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