django分页

django分页


"en">

    "UTF-8">
    Title


    


    
    
    {% for movie in perpage_data %}
  • {{ movie.mname }}

    {{ movie.mdesc }}
  • {% endfor %}
"/index2/?num=1">首页&emsp; {% if perpage_data.has_previous %} {{ perpage_data.previous_page_number }}">上一页 {% endif %} {# {% for n in pager.page_range %}#} {# {% if n < 11 %}#} {# {{ n }}">{{ n }}&emsp;#} {# {% endif %}#} {# {% endfor %}#} {% for n in pagelist %} {% if currentPage == n %} {{ n }}" style="font-size: 28px;color:red;">{{ n }}&emsp; {% else %} {{ n }}">{{ n }}&emsp; {% endif %} {% endfor %} {% if perpage_data.has_next %} {{ perpage_data.next_page_number }}">下一页 {% endif %} &emsp;{{ pager.num_pages}}">末页
#Django分页
def index_view2(request):
    #获取当前页码数
    num = request.GET.get('num',1)
    n = int(num)

    #查询所有数据
    movies = Movie.objects.all()

    #创建分页器对象
    pager = Paginator(movies,20)

    #获取当前页的数据
    try:
        perpage_data = pager.page(n)
    except PageNotAnInteger:
        #返回第一页的数据
        perpage_data = pager.page(1)
    except EmptyPage:
        #返回最后一页的数据
        perpage_data = pager.page(pager.num_pages)


    #每页开始页码
    begin = (n-int(math.ceil(10.0/2)))
    if begin<1:
        begin = 1

    # 每页结束页码
    end = begin+9
    if end >pager.num_pages:
        end = pager.num_pages

    if end <=10:
        begin = 1
    else:
        begin = end -9

    pagelist = range(begin,end+1)

    return render(request,'index.html',{'pager':pager,'perpage_data':perpage_data,'pagelist':pagelist,'currentPage':n})

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