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使用模板标签


示例

在模板中创建一个变量,并使用它

{% with firstname="Stalikken" %}
  <h1>Hello {{ firstname }}</h1>
{% endwith %}
运行示例 »

定义和用法

with 标签用于在 Django 模板中创建变量。

当您需要多次请求同一个变量时,这很有用,例如在循环中

示例

使用 with 标签仅获取一次 fruits 的长度

{% with myvar=fruits|length %}
  {% for x in fruits %}
    <p>{{ x }} is one of {{ myvar }} fruits.</p>
  {% endfor %}
{% endwith %}
运行示例 »

语法

{% with var1=val1 var2=val2 var3=val3 etc. %}
...
{% endwith %}

参数

描述
var1=val1 var2=val2 var3=val3 等 必填。声明变量及其值。

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