# `Unicode.EastAsianWidth`
[🔗](https://github.com/elixir-unicode/unicode/blob/v1.22.0/lib/unicode/property/east_asia_width.ex#L1)

Functions to introspect Unicode
east asian width categories for binaries
(Strings) and codepoints.

# `aliases`

Returns a map of aliases for
Unicode east asian width categorys.

An alias is an alternative name
for referring to a east asian width category. Aliases
are resolved by the `fetch/1` and
`get/1` functions.

# `count`

Returns the count of the number of characters
for a given east asian width category.

## Example

    iex> Unicode.IndicSyllabicCategory.count(:bindu)
    91

# `east_asian_width_categories`

Returns the map of Unicode
east asian width categorys.

The east asian width category name is the map
key and a list of codepoint
ranges as tuples as the value.

# `east_asian_width_category`

Returns the east asian width category name(s) for the
given binary or codepoint.

In the case of a codepoint, a single
east asian width category name is returned.

For a binary a list of distinct east asian width category
names represented by the lines in
the binary is returned.

# `fetch`

Returns the Unicode ranges for
a given east asian width category as a list of
ranges as 2-tuples.

Aliases are resolved by this function.

Returns either `{:ok, range_list}` or
`:error`.

# `get`

Returns the Unicode ranges for
a given east asian width category as a list of
ranges as 2-tuples.

Aliases are resolved by this function.

Returns either `range_list` or
`nil`.

# `known_east_asian_width_categories`

Returns a list of known Unicode
east asian width category names.

This function does not return the
names of any east asian width category aliases.

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*Consult [api-reference.md](api-reference.md) for complete listing*