请教一个Tornado框架模板中循环的问题。

Tornado Documentation

› http://www.v2ex.com/tornado/

Tornado on GitHub

› https://github.com/facebook/tornado/

Tornado Gists

› http://tornadogists.org/

This topic created in 5227 days ago, the information mentioned may be changed or developed.

{% for i in data %}
...
<div class="">
</div>
{% end %}

如何每隔一条输出一个className标志？

7 replies • 1970-01-01 08:00:00 +08:00

Brutal

Jul 11, 2012

{% set i = 1%}
<div class="{% if i % 2 == 0 %} className {% end %}">
...

{% set i = i + 1 %}

paulguo

Jul 11, 2012

@Brutal thanks.

yoyicue

Jul 11, 2012

paulguo

Jul 11, 2012

@yoyicue 确实，tornado自带的的确有点弱，未定义的变量都没法检测，还要try。

CoX

Jul 12, 2012

{% for idx,item in enumerate(data) %}
...
<div class="{% if idx % 2 == 0 %} className {% end %}">
</div>
{% end %}

paulguo

Jul 12, 2012

@Cox thanks~ 这样好很多

hartnett

Jan 7, 2013

thx，不错的方法。