function crearOTP() {
    const caracteres = '0123456789abcdefghijklmnopqrstuvwxyz'; 
    let otp = ""; 
    for (let i = 6; i > 0; i--) {
        otp += caracteres[Math.floor(Math.random() * caracteres.length)];
    }
    return otp;
}

crearOTP(); 

// Output (Resultado)
'random OTP'