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Code Issues Releases Activity

Simpler character counting (#1419)

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`str.chars().map(|_| 1).sum()` is just `str.chars().count()`.
This commit is contained in:
Chayim Refael Friedman
2023-10-23 23:36:26 +03:00
committed by GitHub
parent ecd2bc863e
commit 3ba21370bb
1 changed files with 1 additions and 1 deletions
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src/unsafe/calling-unsafe-functions.md
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@ -23,6 +23,6 @@ fn main() {
} }
fn count_chars(s: &str) -> usize { fn count_chars(s: &str) -> usize {
s.chars().map(|_| 1).sum() s.chars().count()
} }
``` ```