Adicionar suporte a CNPJ Alpha numéricos #305
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CNPJ Alpha numéricos
Em julho de 2026 entrara em vigor o CNPJ Alpha numérico
Exemplo de Cálculo de Dígito Verificador de um CNPJ alfanumérico:
Vamos tomar como exemplo o número do CNPJ 12.ABC.345/01DE-dv, onde dv é o
dígito verificador.
Tomemos a letra “A” cujo decimal correspondente, no código ASCII, é 65. Subtraindo
48 temos o valor 17 para o cálculo do módulo 11.
Para o cálculo do dígito verificador pelo Módulo 11 do número CNPJ 12.ABC.345/01DE
Repete-se o processo acrescentando o primeiro Dígito Verificador no CNPJ
Concluindo o cálculo do Dígito Verificador pelo Módulo 11 temos o número do CNPJ:
cnpj-alfanumerico