devsite/node_modules/eastasianwidth/README.md

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2024-07-08 01:49:38 +00:00
# East Asian Width
Get [East Asian Width](http://www.unicode.org/reports/tr11/) from a character.
'F'(Fullwidth), 'H'(Halfwidth), 'W'(Wide), 'Na'(Narrow), 'A'(Ambiguous) or 'N'(Natural).
Original Code is [東アジアの文字幅 (East Asian Width) の判定 - 中途](http://d.hatena.ne.jp/takenspc/20111126#1322252878).
## Install
$ npm install eastasianwidth
## Usage
var eaw = require('eastasianwidth');
console.log(eaw.eastAsianWidth('₩')) // 'F'
console.log(eaw.eastAsianWidth('。')) // 'H'
console.log(eaw.eastAsianWidth('뀀')) // 'W'
console.log(eaw.eastAsianWidth('a')) // 'Na'
console.log(eaw.eastAsianWidth('①')) // 'A'
console.log(eaw.eastAsianWidth('ف')) // 'N'
console.log(eaw.characterLength('₩')) // 2
console.log(eaw.characterLength('。')) // 1
console.log(eaw.characterLength('뀀')) // 2
console.log(eaw.characterLength('a')) // 1
console.log(eaw.characterLength('①')) // 2
console.log(eaw.characterLength('ف')) // 1
console.log(eaw.length('あいうえお')) // 10
console.log(eaw.length('abcdefg')) // 7
console.log(eaw.length('¢₩。ᅵㄅ뀀¢⟭a⊙①بف')) // 19