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dni-validator-peru

Offline validator for Peruvian DNI and RUC documents. TypeScript, ESM, no external dependencies, MIT.

Installation

npm install dni-validator-peru

Usage

import { isValidDNI, isValidRUC, validateDocumento, tipoContribuyente } from 'dni-validator-peru';

isValidDNI('72345678');           // true
isValidRUC('20602431216');        // true
tipoContribuyente('20602431216'); // 'juridica'

validateDocumento('72345678');    // { tipo: 'DNI', valid: true }

API

Function Description
isValidDNI(dni) Format check for Peruvian DNI.
isValidRUC(ruc) Format check for Peruvian RUC.
tipoContribuyente(ruc) Returns contribuyente type.
validateDocumento(doc) Detects DNI vs RUC and returns unified result.

License

MIT

About

Validación offline de DNI y RUC peruanos con módulo-11 SUNAT. TypeScript ESM, zero deps, MIT. Mantenido por Securex (https://securex.pe).

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