博客

环境

python 3.8.3

mysql 5.5

功能

与数据库连接，实现登陆和注册，包括登陆账号密码验证，以及注册检测重复。并且能对数据库做出修改

代码

import pymysql
from tkinter import *

def register():
    global register_screen
    register_screen = Toplevel(main_screen)
    register_screen.title("注册")
    register_screen.geometry("300x250")
    global username
    global password
    global username_entry
    global password_entry
    username = StringVar()
    password = StringVar()
    Label(register_screen, text="请输入", bg="white").pack()
    Label(register_screen, text="").pack()
    username_lable = Label(register_screen, text="用户名 * ")
    username_lable.pack()
    username_entry = Entry(register_screen, textvariable=username)
    username_entry.pack()
    password_lable = Label(register_screen, text="密码 * ")
    password_lable.pack()
    password_entry = Entry(register_screen, textvariable=password, show='*')
    password_entry.pack()
    Label(register_screen, text="").pack()
    Button(register_screen, text="注册", width=10, height=1, bg="white", command=register_user).pack()

def login():
    global login_screen
    login_screen = Toplevel(main_screen)
    login_screen.title("登录")
    login_screen.geometry("300x250")
    Label(login_screen, text="请输入"