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代码
#存放学生信息 student = list() #展示菜单 def showMenu(): print("1.增加学生信息") print(
"2.删除学生信息") print("3.修改学生信息") print("4.显示学生信息") print("0.退出系统") select = eval(
input("操作:")) return select #添加学生信息 def addStudent(): print("-----增加学生信息-----")
name= input("姓名:") sex = input("性别:") age = input("年龄:") phone = input("电话:")
student.append({"name":name,"sex":sex,"age":age,"phone":phone}) print("添加成功!")
#展示学生信息 def showStudent(): if len(student) == 0: print("当前学生信息为空!") else: print(
"-----------学生信息------------") print("序号\t姓名\t性别\t年龄\t电话") for i in range(0,len(
student)): print("%d\t%s\t%s\t%s\t%s"%(i+1,student[i].get('name'),student[i].get
('sex'),student[i].get('age'),student[i].get('phone'))) print(
"------------------------------") #删除学生信息 def delStudent(): print(
"---正在进行删除操作---") print("-----当前学生信息------") showStudent() select = eval(input(
"请输入要删除的学生序号:")) del student[select-1] print("删除成功!") #修改学生信息 def reviseStudent(
): studict = {1: "name", 2: "sex", 3: "age", 4: "phone"} print(
"-----正在进行修改操作-----") showStudent() num = eval(input("请输入要修改的学生序号:")) print(
"1-修改姓名\n2-修改性别\n3-修改年龄\n4-修改电话") revisenum = eval(input("请输入要修改的信息序号:")) newstr
= input("请输入新的信息:") student[num-1][studict[revisenum]] = newstr print("修改成功!")
#主要运行函数 def init(): while True: #显示学生信息 showStudent() #显示菜单 select = showMenu()
if select == 1: addStudent() elif select == 2: delStudent() elif select == 3:
reviseStudent() elif select == 4: showStudent() elif select == 0: #退出系统 break
else: print("输入有误!请重新操作!") continue init()
运行结果
* 增加学生信息
2.删除学生信息
3.修改学生信息
4.显示学生信息