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added non trivial examples of closures for str::find

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This commit is contained in:
Christian Poveda 2017-10-17 23:51:27 -05:00
parent da7aab6e51
commit 2a889eb945
1 changed files with 2 additions and 2 deletions
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4
src/liballoc/str.rs
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@ -966,8 +966,8 @@ impl str {
///
/// 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()), Some(5));
/// assert_eq!(s.find(|c: char| c.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: