Django+Ajax+jQuery实现网页动态更新的实例

def getdevjson(request):
 print 'get here'
 if ('key' in request.GET):
 searchkey = request.GET.get('key')
 return JsonResponse(search(searchkey))
 else:
 return HttpResponse('Sorry!')

<script type="text/javascript">
 window.jQuery || document.write("<script src='../static/js/jquery.min.js'>" + "<" + "/script>");
</script>
<script type="text/javascript">
 $(function() {
 
 var submit_form = function(e) {
	 $.ajax({
 type : "GET",
 url : "/getdevjson?"+Math.random(),
 data : {
 key: $('#searchContent').val()
 },
 dataType : "text",
 success : function(res){
			$('#searchContent').focus().select();
			//console.log(res);
 update(res);
		 },
			error : function() {
 alert("处理异常返回！");}
 
		
 });
	 
 return false;
 };
 $('#calculate').bind('click', submit_form);
 $('input[type=text]').bind('keydown', function(e) {
 if (e.keyCode == 13) {
 submit_form(e);
 }
 });
 $('#searchContent').focus();
 });
</script>

 <div class="divRight" id="divright1">
 <div class="divRight" style="height:70px; width:370px;">
<label id="lblSearch" class="cssLabelSearch">请输入查询key:</label>
<input id="searchContent" type="text" size="40"></input>
 <input id="calculate" type="button" value="确定" ></input>
</div>
 <br>
<label id="lbl1" class="cssLabelClient">节点信息</label>
<Textarea id="ClientInfoArea" readonly class="txtClientInfo"></Textarea>
</div>

from django.conf.urls import patterns, include, url
from django.contrib import admin
admin.autodiscover()
urlpatterns = patterns('',
 url(r'^getdevjson$','dev.views.getdevjson',name='getdevjson'),
 url(r'^','dev.views.index',name='index'), 
 url(r'^admin/', include(admin.site.urls)),
)