使用Tkinter(.get)时出现Python错误
我在从条目小部件中提取变量时遇到了一个问题,到目前为止我已经完成了这项工作,但我找不到我的错误。我正在使用Python3使用Tkinter(.get)时出现Python错误,python,tkinter,Python,Tkinter,我在从条目小部件中提取变量时遇到了一个问题,到目前为止我已经完成了这项工作,但我找不到我的错误。我正在使用Python3 from tkinter import * def main(): global today,postal,user,expire,cardnum root = Tk() root.title("Card checker") instruction =Label(root, text="Please enter your card detai
from tkinter import *
def main():
global today,postal,user,expire,cardnum
root = Tk()
root.title("Card checker")
instruction =Label(root, text="Please enter your card details\n")
namel = Label(root, text="Name: ")
post = Label(root, text="Postal code: ")
today_date = Label(root, text="Todays date: ")
expire_date = Label(root, text="Expiry date ")
card_number = Label(root, text="Card Number: ")
date1= ()
postcode= ()
name1= ()
expire1= ()
cardno = ()
namel.grid(row=1, column =0)
post.grid(row=2, column =0)
today_date.grid(row=3, column =0)
expire_date.grid(row=4, column =0)
card_number.grid(row=5, column =0)
todaydateE= Entry(root,textvariable=date1)
postE= Entry(root,textvariable=postcode)
nameE = Entry(root,textvariable=name1)
expiredateE= Entry(root,textvariable=expire1)
cardnumberE= Entry(root,textvariable=cardno)
nameE.grid(row=1, column =1)
postE.grid(row=2, column =1)
cardnumberE.grid(row=5, column =1)
expiredateE.grid(row=4, column =1)
todaydateE.grid(row=3, column =1)
doneButton = Button(root, text= "Confirm", command=datecheck)
doneButton.grid(columnspan =2)
today= date1.get()
postal= (postcode.get())
user= name1.get()
expire= expire1.get()
cardnum = cardno.get()
def datecheck():
global today,postal,user,expire,cardnum
print(postal)
因此,您没有正确使用.get函数。此外,你还想让程序在事件发生后获得一些东西,否则它将尝试什么也得不到,因为当程序启动时,那里将什么都没有。编辑您的代码,这样,如果您点击确认按钮,您将获得输入框中输入的内容
from tkinter import *
def datecheck():
global today, postal, user, expire, cardnum
today = todaydateE.get()
postal = (postE.get())
user = nameE.get()
expire = expiredateE.get()
cardnum = cardnumberE.get()
print(postal)
global today, postal, user, expire, cardnum
root = Tk()
root.title("Card checker")
instruction = Label(root, text="Please enter your card details\n")
namel = Label(root, text="Name: ")
post = Label(root, text="Postal code: ")
today_date = Label(root, text="Todays date: ")
expire_date = Label(root, text="Expiry date ")
card_number = Label(root, text="Card Number: ")
namel.grid(row=1, column=0)
post.grid(row=2, column=0)
today_date.grid(row=3, column=0)
expire_date.grid(row=4, column=0)
card_number.grid(row=5, column=0)
todaydateE = Entry(root)
postE = Entry(root)
nameE = Entry(root)
expiredateE = Entry(root )
cardnumberE = Entry(root)
nameE.grid(row=1, column=1)
postE.grid(row=2, column=1)
cardnumberE.grid(row=5, column=1)
expiredateE.grid(row=4, column=1)
todaydateE.grid(row=3, column=1)
doneButton = Button(root, text="Confirm", command=datecheck)
doneButton.grid(columnspan=2)
root.mainloop()
直接在这里发布所有代码。不要链接到代码。您还需要实际描述您的问题。在检查代码之后,它有几个问题。然而,直到你在问题中发布了你的代码和回溯错误,你才可能得到答案。