{# read and display just one flash message type #}
{% for message in app.flashes('aviso') %}
<ul class="collection with-header redondearBordes">
<li class="collection-item grey lighten-5"><center><strong><i class="material-icons left">info</i>{{ message }}</strong></center></li>
</ul>
{% endfor %}
{# read and display several types of flash messages #}
{% for label, messages in app.flashes(['exito', 'alerta']) %}
{% for message in messages %}
<ul class="collection with-header redondearBordes">
<li class="collection-item grey lighten-5"><center><strong><i class="material-icons left">info</i>{{ message }}</strong></center></li>
</ul>
{% endfor %}
{% endfor %}
{# read and display all flash messages #}
{% for label, messages in app.flashes %}
{% for message in messages %}
<ul class="collection with-header redondearBordes">
<li class="collection-item grey lighten-5"><center><strong><i class="material-icons left">info</i>{{ message }}</strong></center></li>
</ul>
{% endfor %}
{% endfor %}