{% for key, value in model.toArray %} <{{ key }}{% if value is empty %}/>{% else %}>{{ value|escape }}{% endif %} {% endfor %} {%- for entry in model.calculator.entries %} {% for key, value in model.itemToArray(entry) %} <{{ key }}{% if value is empty %}/>{% else %}>{{ value|escape }}{% endif %} {% endfor %} {%- endfor %}