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East Asian Width
Get East Asian Width 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.
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