在Django中执行搜索可以通过以下步骤实现:
以下是一个简单的示例:
# models.py
from django.db import models
class Article(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
# forms.py
from django import forms
class SearchForm(forms.Form):
keyword = forms.CharField(max_length=100)
# views.py
from django.shortcuts import render
from .models import Article
from .forms import SearchForm
def search(request):
if request.method == 'POST':
form = SearchForm(request.POST)
if form.is_valid():
keyword = form.cleaned_data['keyword']
articles = Article.objects.filter(title__icontains=keyword)
return render(request, 'search_results.html', {'articles': articles})
else:
form = SearchForm()
return render(request, 'search.html', {'form': form})
# search.html
<form method="post" action="{% url 'search' %}">
{% csrf_token %}
{{ form }}
<button type="submit">Search</button>
</form>
# search_results.html
{% for article in articles %}
<h2>{{ article.title }}</h2>
<p>{{ article.content }}</p>
{% empty %}
<p>No results found.</p>
{% endfor %}
# urls.py
from django.urls import path
from .views import search
urlpatterns = [
path('search/', search, name='search'),
]
这是一个简单的搜索功能实现示例,您可以根据实际需求进行扩展和优化。在实际应用中,您还可以使用更高级的搜索技术(如全文搜索、过滤器等)来提高搜索的准确性和效率。
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