时间:2021-07-01 10:21:17 帮助过:60人阅读
views.py
- from django.template import RequestContext
- from django.shortcuts import render_to_response
- def view(request)
- dicts = {"key1": 1, "key2": 2, "key3": 3, }
- return render_to_response("index.html", {"dicts":dicts,},context_instance = RequestContext(request))
1.在app目录下建立templatetags/在此目录下建立空文件__init__.py和myfilter.py
2.在myfilter.py编辑
- from django import template
- register = template.Library()
- def key(d,key_name):
- value = 0
- try:
- value = d[key_name]
- except KeyError:
- value = 0
- return value
- register.filter('key',key)
3.在模板中使用
- {% load myfilter %} #加载自定认标签
- {{dicts|key:"key1"}}