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33 lines
1.2 KiB
Markdown
33 lines
1.2 KiB
Markdown
6 years ago
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# East Asian Width
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Get [East Asian Width](http://www.unicode.org/reports/tr11/) from a character.
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'F'(Fullwidth), 'H'(Halfwidth), 'W'(Wide), 'Na'(Narrow), 'A'(Ambiguous) or 'N'(Natural).
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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).
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## Install
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$ npm install eastasianwidth
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## Usage
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var eaw = require('eastasianwidth');
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console.log(eaw.eastAsianWidth('￦')) // 'F'
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console.log(eaw.eastAsianWidth('｡')) // 'H'
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console.log(eaw.eastAsianWidth('뀀')) // 'W'
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console.log(eaw.eastAsianWidth('a')) // 'Na'
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console.log(eaw.eastAsianWidth('①')) // 'A'
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console.log(eaw.eastAsianWidth('ف')) // 'N'
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console.log(eaw.characterLength('￦')) // 2
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console.log(eaw.characterLength('｡')) // 1
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console.log(eaw.characterLength('뀀')) // 2
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console.log(eaw.characterLength('a')) // 1
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console.log(eaw.characterLength('①')) // 2
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console.log(eaw.characterLength('ف')) // 1
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console.log(eaw.length('あいうえお')) // 10
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console.log(eaw.length('abcdefg')) // 7
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console.log(eaw.length('￠￦｡ￜㄅ뀀¢⟭a⊙①بف')) // 19
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