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| author | kennytm <kennytm@gmail.com> | 2017-10-19 23:13:28 +0800 |
|---|---|---|
| committer | kennytm <kennytm@gmail.com> | 2017-10-20 00:01:51 +0800 |
| commit | 207dab577330be6da19094c4ff1fbc1988464ecf (patch) | |
| tree | adacc9641e661f46a8e16891a0df24e60b13f0cb /src/liballoc | |
| parent | 7da795ba10037050872d97642aed9bdcb9926ff3 (diff) | |
| parent | 2a889eb945cdae95fce33fbeb1b79093c456cadd (diff) | |
| download | rust-207dab577330be6da19094c4ff1fbc1988464ecf.tar.gz rust-207dab577330be6da19094c4ff1fbc1988464ecf.zip | |
Rollup merge of #45349 - christianpoveda:closures_str_find, r=steveklabnik
added examples of closures for str::find This is an attempt to fix https://github.com/rust-lang/rust/issues/45327 r? @steveklabnik
Diffstat (limited to 'src/liballoc')
| -rw-r--r-- | src/liballoc/str.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/liballoc/str.rs b/src/liballoc/str.rs index 830128f2b9f..895607ff8d4 100644 --- a/src/liballoc/str.rs +++ b/src/liballoc/str.rs @@ -959,13 +959,15 @@ impl str { /// assert_eq!(s.find("Léopard"), Some(13)); /// ``` /// - /// More complex patterns with closures: + /// More complex patterns using point-free style and closures: /// /// ``` /// let s = "Löwe 老虎 Léopard"; /// /// assert_eq!(s.find(char::is_whitespace), Some(5)); /// assert_eq!(s.find(char::is_lowercase), Some(1)); + /// assert_eq!(s.find(|c: char| c.is_whitespace() || c.is_lowercase()), Some(1)); + /// assert_eq!(s.find(|c: char| (c < 'o') && (c > 'a')), Some(4)); /// ``` /// /// Not finding the pattern: |