"+platform[i]+"")
})
}
})
})})
django后端view
def search(request,page):
"""
搜索view，接收前端传来的主类名，匹配数据库获得数据，返回给前端，自定义分页
"""
check_Program=request.GET['Program']
check_PlatForm=request.GET['PlatForm']
check_Program=check_Program.encode("utf-8")
check_PlatForm=check_PlatForm.encode("utf-8")
if check_Program == 'test_program':
return HttpResponseRedirect('/index/')
if check_Program != 'test_program' and check_PlatForm=='test_platform':
ch_result = FaultReports.objects.filter(Program = check_Program)
plat=FaultReports.objects.values_list('PlatForm',flat=True).filter(Program = check_Program)
plat=set(plat)
if ch_result:
islogin=False
page=gb001.try_int(page, 1)
totalitems=FaultReports.objects.filter(Program = check_Program).count()
pageInofobj=html.PageInfo(page,totalitems)
pager=html.Search_Program_page('/search/',page,pageInofobj.TotalPage(),check_Program)
all_data=FaultReports.objects.filter(Program = check_Program).order_by("-id")[pageInofobj.From():pageInofobj.To()]
data=FaultReports.objects.values_list("Program",flat=True)
data=set(data)
try:
islogin=request.session['islogin']
except Exception,e:
pass
if islogin:
name =request.session['username']
return render_to_response('search.html',{'login_user':name,'pager':pager,'result':all_data,'search':data,'query':check_Program,'plat':plat})
else:
return HttpResponseRedirect('/login/')
else:
ch_result = FaultReports.objects.filter(Program = check_Program,PlatForm=check_PlatForm)
plat=FaultReports.objects.values_list('PlatForm',flat=True).filter(Program = check_Program)
plat=set(plat)
print plat
if ch_result:
islogin=False
page=gb001.try_int(page, 1)
totalitems=FaultReports.objects.filter(Program = check_Program,PlatForm=check_PlatForm).count()
pageInofobj=html.PageInfo(page,totalitems)
pager=html.Search_Program_page('/search/',page,pageInofobj.TotalPage(),check_Program,check_PlatForm)
all_data=FaultReports.objects.filter(Program = check_Program,PlatForm=check_PlatForm).order_by("-id")[pageInofobj.From():pageInofobj.To()]
data=FaultReports.objects.values_list("Program",flat=True)
data=set(data)
try:
islogin=request.session['islogin']
except Exception,e:
pass
if islogin:
name =request.session['username']
return render_to_response('search.html',{'login_user':name,'pager':pager,'result':all_data,'search':data,'query':check_Program,'query_platform':check_PlatForm,'plat':plat})
else:
return HttpResponseRedirect('/login/')def liandong(request):
if request.method == 'POST':
data=request.POST.get('se_program')
print request.POST
PlatFormList=[]
contents = FaultReports.objects.filter(Program=data)
for line in contents:
if PlatFormList.count(line.PlatForm) ==0:
PlatFormList.append(line.PlatForm)
platform = PlatFormList
#platform=set(platform)
#print platform
return HttpResponse(json.dumps(platform),content_type="application/json")以上就是如何理解select两级联动查询，小编相信有部分知识点可能是我们日常工作会见到或用到的。希望你能通过这篇文章学到更多知识。更多详情敬请关注创新互联行业资讯频道。
另外有需要云服务器可以了解下创新互联scvps.cn，海内外云服务器15元起步，三天无理由+7*72小时售后在线，公司持有idc许可证，提供“云服务器、裸金属服务器、高防服务器、香港服务器、美国服务器、虚拟主机、免备案服务器”等云主机租用服务以及企业上云的综合解决方案，具有“安全稳定、简单易用、服务可用性高、性价比高”等特点与优势，专为企业上云打造定制，能够满足用户丰富、多元化的应用场景需求。
分享题目：如何理解select两级联动查询-创新互联
网站网址：http://cdkjz.cn/article/isjgj.html
