template—filter 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<h>template</h>
{#{{ obj.2 }}#}
{#{{ obj.username }}#}
{#{{ obj.year }}#}
{#{{ obj.date }}#}
{#{{ obj.name }}#}
{#{{ obj }}#}

{#                                                     ---- {#判断语句： #}

{#{% if True %}#}
{#{% if 0 %}#}
{#    <p>hello world</p>#}
{#{% elif obj %}#}
{#    <p>this elif</p>#}
{#{% endif %}#}

{#                                                      ---- for循环#}
{#{% for i in obj %}#}
{#    <p>{{ forloop.counter }}: {{ i | upper }}</p>#}
{#{% endfor %}#}

{#                                       filter#}
{#                                                   --- upper 大写#}
{#                                                   --- lower #}
{#<p>{{ obj|upper }}</p>#}
{#<p>{{ obj | lower }}</p>#}
{#<p>{{ obj | first }}</p>#}
{#<p>{{ obj | capfirst }}</p>                        --- 首字符大写 #}

{#{{ obj | add:5 }}#}

{#{{ obj }}                                           <a href="#">跳转</a>#}
{#                                                   --- autoescape：告诉浏览器是安全 跳转#}
{#{% autoescape off %}#}
{#    {{ obj }}#}
{#{% endautoescape %}#}


                                                     {#--- safe:  告诉浏览器是安全#}
{{ obj | safe }}




</body>
</html>
posted @ 2020-10-24 11:21  zxy_ang  阅读(122)  评论(0)    收藏  举报