verifyCnpj.js

/*
 * Adds zeros to the beginning of the cnpj in case of database deletion
 */
function verifyCnpj (cnpj) {
    var strCnpj = cnpj.toString();

    if (cnpj.length === 14) return strCnpj;

    if (strCnpj.length < 14) {
        return verifyCnpj("0" + strCnpj);
    }
    return strCnpj;
}