Files
securebit-chat/node_modules/eastasianwidth/README.md
lockbitchat 804b384271 feat: implement build system and development workflow
- Add npm scripts for CSS/JS compilation (build:css, build:js, build)
- Create PowerShell build automation script
- Document development workflow in README
- Add troubleshooting guide for build issues
- Specify proper file structure and compilation process

Supports Tailwind CSS v3.4.0 and esbuild bundling with source maps.
2025-09-08 19:22:50 -04:00

1.2 KiB

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