CODEWITHSUNDEEP
python-3.xflask
Kaushik Makwana
Kaushik Makwana

Reputation: 2576

How to check request.form.get value null or not in python flask?

I'm starting simple CURD operation with python Flask framework and i want to when user submit form how to check users selected value null or not?

I was tried this

if request.method == 'POST':
        Name = request.form.get('Name')
        city = request.form.get('City')
        if Name == '' and city == '':
            print('its null')
        else:
             print('success')

but when i'm submit without fill any value its give output

success

i'm also try None and null but can't work.

Upvotes: 2

Views: 14594

Answers (1)

user9501250
user9501250

Reputation:

i tried your above method..it is working for me."remember" is checkbox input type in my html.

@app.route('/login',methods=['POST'])
def login_validate():
    email=request.form['email']
    password=request.form['pass']
    remember=request.form.get('remember')
    if remember:
       print "present"
    else:
       print "not present"

Upvotes: 3

Related Questions