# is-fullwidth-code-point > Check if the character represented by a given [Unicode code point](https://en.wikipedia.org/wiki/Code_point) is [fullwidth](https://en.wikipedia.org/wiki/Halfwidth_and_fullwidth_forms) ## Install ``` $ npm install is-fullwidth-code-point ``` ## Usage ```js import isFullwidthCodePoint from 'is-fullwidth-code-point'; isFullwidthCodePoint('谢'.codePointAt(0)); //=> true isFullwidthCodePoint('a'.codePointAt(0)); //=> false ``` ## API ### isFullwidthCodePoint(codePoint) #### codePoint Type: `number` The [code point](https://en.wikipedia.org/wiki/Code_point) of a character. ---