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| author | Jeff Dickey <216188+jdxcode@users.noreply.github.com> | 2019-11-01 19:42:33 -0700 |
|---|---|---|
| committer | Jeff Dickey <216188+jdxcode@users.noreply.github.com> | 2019-11-01 20:18:33 -0700 |
| commit | d9ec5fa88ca0c082aa2089b372e7981f9d514e82 (patch) | |
| tree | ea8f6199acc3b92e0b1bf0e7f2f7daf4e28bdcd1 /src/libcore | |
| parent | 87cbf0a547aaf9e8a7fc708851ecf4bc2adab5fd (diff) | |
| download | rust-d9ec5fa88ca0c082aa2089b372e7981f9d514e82.tar.gz rust-d9ec5fa88ca0c082aa2089b372e7981f9d514e82.zip | |
doc(str): show example of chars().count() under len()
the docs are great at explaining that .len() isn't like in other languages but stops short of explaining how to get the character length. r? @steveklabnik
Diffstat (limited to 'src/libcore')
| -rw-r--r-- | src/libcore/str/mod.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs index f67012d8f2f..1968919f554 100644 --- a/src/libcore/str/mod.rs +++ b/src/libcore/str/mod.rs @@ -2085,8 +2085,8 @@ impl str { /// let len = "foo".len(); /// assert_eq!(3, len); /// - /// let len = "ƒoo".len(); // fancy f! - /// assert_eq!(4, len); + /// assert_eq!("ƒoo".len(), 4); // fancy f! + /// assert_eq!("ƒoo".chars().count(), 3); /// ``` #[stable(feature = "rust1", since = "1.0.0")] #[inline] |