Trait unicode_width::UnicodeWidthStr [] [src]

pub trait UnicodeWidthStr {
    fn width<'a>(&'a self) -> usize;
fn width_cjk<'a>(&'a self) -> usize; }

Methods for determining displayed width of Unicode strings.

Required Methods

Returns the string's displayed width in columns.

Control characters are treated as having zero width.

This function treats characters in the Ambiguous category according to Unicode Standard Annex #11 as 1 column wide. This is consistent with the recommendations for non-CJK contexts, or when the context cannot be reliably determined.

Returns the string's displayed width in columns.

Control characters are treated as having zero width.

This function treats characters in the Ambiguous category according to Unicode Standard Annex #11 as 2 column wide. This is consistent with the recommendations for CJK contexts.

Implementors