Eduardokum\LaravelBoleto\Cnab\Remessa\Cnab400\Banco\Bb::setConvenio PHP 메소드

public setConvenio ( mixed $convenio ) : Bb
$convenio	mixed
리턴	Bb

    public function setConvenio($convenio)
    {
        $this->convenio = ltrim($convenio, 0);
        return $this;
    }