is-chinese
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2.0.0 • Public • Published

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JS 中文字符串判断(根据 unicode 编码区间判断)

Determine whether a string is all Chinese(based on unicode range)

install

$ npm install is-chinese

description

Chinese range is based on: https://en.wikipedia.org/wiki/CJK_Unified_Ideographs

usage

const isChinese: (str: string, { includePunctuation }?: {
    includePunctuation?: boolean | undefined;
}) => boolean

example

import isChinese from 'is-chinese'
isChinese('中国').should.true();
isChinese('中国ss').should.false();
isChinese('ss').should.false();
isChinese("\uD842\uDFB7").should.true();

benchmark

isChinese("扁担宽,板凳长,扁担想绑在板凳上。") x 15,813,552 ops/sec ±1.28% (98 runs sampled)
isChinese("ss扁担宽,板凳长,扁担想绑在板凳上。") x 74,815,821 ops/sec ±0.72% (96 runs sampled)
isChinese("扁担宽,板凳长,扁担想绑在板凳上。ss") x 53,410,698 ops/sec ±0.47% (92 runs sampled)
isChinese(chars1000) true x 453,971 ops/sec ±0.57% (100 runs sampled)
isChinese(chars1000WithAscii) false x 2,817,982 ops/sec ±0.36% (90 runs sampled)
Fastest is isChinese("ss扁担宽,板凳长,扁担想绑在板凳上。")

license

MIT

Readme

Keywords

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Install

npm i is-chinese

Weekly Downloads

343

Version

2.0.0

License

MIT

Unpacked Size

21.4 kB

Total Files

10

Last publish

Collaborators

  • alsotang