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doc: add examples for to_uppercase and to_lowercase

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Tshepang Lekhonkhobe 2015-06-12 23:47:54 +02:00
parent 1671b9baec
commit 7c8440eb2f
1 changed files with 12 additions and 0 deletions
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src/librustc_unicode/char.rs
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@ -467,6 +467,12 @@ impl char {
/// Returns an iterator which yields the characters corresponding to the
/// lowercase equivalent of the character. If no conversion is possible then
/// an iterator with just the input character is returned.
///
/// # Examples
///
/// ```
/// assert_eq!(Some('c'), 'C'.to_lowercase().next());
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn to_lowercase(self) -> ToLowercase {
@ -515,6 +521,12 @@ impl char {
/// [`SpecialCasing.txt`]: ftp://ftp.unicode.org/Public/UNIDATA/SpecialCasing.txt
///
/// [2]: http://www.unicode.org/versions/Unicode7.0.0/ch03.pdf#G33992
///
/// # Examples
///
/// ```
/// assert_eq!(Some('C'), 'c'.to_uppercase().next());
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn to_uppercase(self) -> ToUppercase {