Django实现学生管理系统
时间:2022-04-02 10:20 作者:admin
Django学习笔记-学生管理系统（Django实现）笔记中仅实现了对数据的全部查询。
下面实现新增、删除、修改，代码如下。
下面的代码没有对输入框内容进行限制，如果输入不符合规则的内容，会出现错误。
本篇更新完毕后Django更新暂停一段，由于工作岗位是测试工程师，后面将重点关注测试相关内容。
views.py
from django.shortcuts import render,reversefrom stusys import modelsfrom django.http import HttpResponseRedirect def stuinfo(request): stuinfo_list_obj = models.Stuinfo.objects.all() return render(request,'info.html',{'stuinfo_list':stuinfo_list_obj})def add_stuinfo(request): if request.method == "POST": id = request.POST['id'] name = request.POST['name'] math = request.POST['math'] chinese=request.POST['chinese'] english=request.POST['english'] total=float(math)+float(chinese)+float(english) models.Stuinfo.objects.create(id=id,name=name,math=math,chinese=chinese,english=english,total=total) return HttpResponseRedirect(reverse('stuinfo')) elif request.method == "GET": return render(request,'add.html') def del_stuinfo(request): id=request.GET.get('id') models.Stuinfo.objects.filter(id=id).delete() return HttpResponseRedirect(reverse('stuinfo')) def mod_stuinfo(request): if request.method=='GET': id = request.GET.get('id') stu_detail =models.Stuinfo.objects.get(id=id) context={'stu_detail':stu_detail} return render(request,'mod.html',context=context) if request.method=="POST": id = request.POST['id'] name = request.POST['name'] math = request.POST['math'] chinese=request.POST['chinese'] english=request.POST['english'] total=float(math)+float(chinese)+float(english) models.Stuinfo.objects.filter(id=id).update(name=name,math=math,chinese=chinese,english=english,total=total) return HttpResponseRedirect(reverse('stuinfo'))urls.py
from django.contrib import adminfrom django.urls import pathfrom stusys import viewsurlpatterns = [ path('admin/', admin.site.urls), path('',views.stuinfo,name='stuinfo'), path('add/',views.add_stuinfo,name='add_stuinfo'), path('del/',views.del_stuinfo,name='del_stuinfo'), path('mod/',views.mod_stuinfo,name='mod_stuinfo')]templates
base.html
{% load static %}<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>学生成绩管理系统</title> <link rel="stylesheet" href="{% static 'nav.css' %}" rel="external nofollow" > <link rel="stylesheet" href="{% static 'table.css' %}" rel="external nofollow" ></head><body> <ul class="nav"> <li><a href="{% url 'stuinfo' %} " rel="external nofollow" >首页</a></li> <li><a href="{% url 'add_stuinfo' %} " rel="external nofollow" >添加</a></li> </ul> <div style="padding:20px;margin-top:30px;background-color:#1abc9c;height:1500px;"> {% block content %} {% endblock %} </div> </body></html>add.html
{% extends 'base.html' %}{% block content %} <div> <form action ="{% url 'add_stuinfo' %}" method="post"> {% csrf_token %} <table class="table" style="border-style:none;width: 50%" > <tr> <td style="border-style:none" >学 号：</td> <td style="border-style:none"><input name="id"></td> </tr> <tr> <td style="border-style:none">姓 名：</td> <td style="border-style:none"><input name="name"></td> </tr> <tr> <td style="border-style:none">数学成绩：</td> <td style="border-style:none"><input name="math"></td> </tr> <tr> <td style="border-style:none">语文成绩：</td> <td style="border-style:none"><input name="chinese"></td> </tr> <tr> <td style="border-style:none">英语成绩：</td> <td style="border-style:none"><input name="english"></td> </tr> <tr> <td colspan="2" style="border-style:none" ><input type="submit" value="添加" style="width:100px;height:40px;"></td> </tr> </table> </form> </div> {% endblock %}info.html
{% extends 'base.html' %}{% block content %} <table class="table" > <thead> <tr > <td >学号</td> <td >姓名</td> <td >数学</td> <td >语文</td> <td >英文</td> <td >总分</td> <td colspan="2"> </td> </tr> </thead> <tbody> {% for stuinfo in stuinfo_list %} <tr > <td >{{ stuinfo.id }}</td> <td >{{ stuinfo.name }}</td> <td >{{ stuinfo.math}}</td> <td >{{ stuinfo.chinese }}</td> <td >{{ stuinfo.english }}</td> <td >{{ stuinfo.total }}</td> <td ><a href="{% url 'del_stuinfo' %}?id={{ stuinfo.id}}" rel="external nofollow" >删除</a></td> <td ><a href="{% url 'mod_stuinfo' %}?id={{ stuinfo.id}}" rel="external nofollow" >修改</a></td> </tr> {% endfor %} </tbody> </table>{% endblock %}mod.html
{% extends 'base.html' %}{% block content %}{# <form action ="{% url 'mod_stuinfo' %}" method="post">#}{# {% csrf_token %}#}{# #}{# <p>学 号：<input name="id" type="text" value="{{ stu_detail.id}}" readonly="readonly" ></p>#}{# <p>姓 名：<input name="name" type="text" value="{{ stu_detail.name}}"></p>#}{# <p>数学成绩：<input name="math" type="text" value="{{ stu_detail.math}}"></p>#}{# <p>语文成绩：<input name="chinese" type="text" value="{{ stu_detail.chinese}}"></p>#}{# <p>英语成绩：<input name="english" type="text" value="{{ stu_detail.english}}"></p>#}{# <p><input type="submit" value="修改"></p>#}{# </form>#} <form action ="{% url 'mod_stuinfo' %}" method="post"> {% csrf_token %} <table class="table" style="border-style:none;width: 50%" > <tr> <td style="border-style:none" >学 号：</td> <td style="border-style:none"><input name="id" type="text" value="{{ stu_detail.id}}" readonly="readonly" disabled="disabled"></td> </tr> <tr> <td style="border-style:none">姓 名：</td> <td style="border-style:none"><input name="name" type="text" value="{{ stu_detail.name}}"></td> </tr> <tr> <td style="border-style:none">数学成绩：</td> <td style="border-style:none"><input name="math" type="text" value="{{ stu_detail.math}}"></td> </tr> <tr> <td style="border-style:none">语文成绩：</td> <td style="border-style:none"><input name="chinese" type="text" value="{{ stu_detail.chinese}}"></td> </tr> <tr> <td style="border-style:none">英语成绩：</td> <td style="border-style:none"><input name="english" type="text" value="{{ stu_detail.english}}"></td> </tr> <tr> <td colspan="2" style="border-style:none" ><input type="submit" value="修改" style="width:100px;height:40px;"></td> </tr> </table> </form>{% endblock %}静态资源文件：
nav.css
*{ margin: 0; padding: 0;} .nav{ list-style-type: none; margin: 0; padding: 0; overflow: hidden; background-color: #333; position: fixed; top: 0; width: 100%;} .nav li{ float: left;} .nav li a { display: block; color: white; text-align: center; padding: 14px 16px; text-decoration: none;} .nav li a:hover:not(.active) { background-color: #111;} .active { background-color: #4CAF50;} table.css
.table{ margin-top:50px;width:100% ;border:solid #add9c0; border-width:1px 0px 0px 1px;} .table tr td { border:solid #add9c0; border-width:0px 1px 1px 0px; padding:10px 0px;font-size:18px;align:center;} .table tr td input{ width: 250px; height: 30px;font-size:18px}实现效果如下：
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
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