需求：通过点击前端的一个按钮，展示后台view中的数据
views.py
def index(request): #if request.method == ‘POST‘: p = subprocess.Popen("ls -l", shell=True, universal_newlines=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) lines = [] while True: line = p.stdout.readline() if line: print(line) lines.append(line) else: break return JsonResponse(lines, safe=False) def list(request): return render(request, ‘websocket/list.html‘)
urls.py
from django.conf.urls import url from . import views from django.urls import path urlpatterns = [ url(r‘^index/$‘, views.index), url(r‘^list/$‘, views.list), ]
list.html
<!DOCTYPE html > <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>测试demo</title> <!-- 最新版本的 Bootstrap 核心 CSS 文件 --> <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.1.1/jquery.min.js"></script> </head> <div class="form-css"> <button id="action">查看证书</button> <div id="content"></div> </div> </body> <script> $("#action").click(function(){ $.ajax({ url: ‘/websocket/index‘, type:"GET", success:function(data){ console.log(data) $.each(data, function(k, v){ $("#content").append(v+‘<br/>‘) }); } }) }) // 方法2：$(‘#action‘).click(function(){ // $.getJSON(‘/websocket/index‘,function(ret){ // //返回值 ret 在这里是一个列表 // for (var i = ret.length - 1; i >= 0; i--) { // // 把 ret 的每一项显示在网页上 // $(‘#content‘).append(ret[i]+‘<br/>‘) // }; // }) // }) </script> <style> .form-css{ margin-top: 20px; padding: 0 20px; } </style> </html>
原文：https://www.cnblogs.com/regit/p/14885378.html