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Make the "break with label" example more illustrative (#1830)

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In the old version, using "break 'outer;" and using "break;" (without
the label) produce the same output.

This version fixes that to make the example more illustrative.

---------

Co-authored-by: Martin Geisler <martin@geisler.net>
This commit is contained in:
Marja Hölttä 2024-02-20 11:06:29 +01:00 committed by GitHub
parent 8080e2add6
commit f1e4f300ec
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1 changed files with 3 additions and 3 deletions
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6
src/control-flow-basics/break-continue/labels.md
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@ -6,17 +6,17 @@ to break out of nested loops:
```rust,editable ```rust,editable
fn main() { fn main() {
let s = [[5, 6, 7], [8, 9, 10], [21, 15, 32]]; let s = [[5, 6, 7], [8, 9, 10], [21, 15, 32]];
let mut found = false; let mut elements_searched = 0;
let target_value = 10; let target_value = 10;
'outer: for i in 0..=2 { 'outer: for i in 0..=2 {
for j in 0..=2 { for j in 0..=2 {
elements_searched += 1;
if s[i][j] == target_value { if s[i][j] == target_value {
found = true;
break 'outer; break 'outer;
} }
} }
} }
print!("{}", found) print!("elements searched: {elements_searched}");
} }
``` ```