Description
Cell_Width
subtype Cell_Width is Natural range 0 .. 2;
Cluster_Last
function Cluster_Last
(Item : Wide_Wide_String;
First : Positive) return Natural
Return the last code-point position belonging to the grapheme-like cluster beginning at First. This implements terminal-oriented combining marks, variation selectors, emoji modifiers, and ZWJ sequences.
Parameters
- Item
- First
Return value
Is_Extender
function Is_Extender (Item : Wide_Wide_Character) return Boolean
Parameters
- Item
Return value
Width_Of
function Width_Of (Item : Wide_Wide_Character) return Cell_Width
Parameters
- Item
Return value
Width_Of
function Width_Of (Item : Wide_Wide_String) return Natural
Parameters
- Item