Back-End Programming Exam > Back-End Programming Videos > Django: The Ultimate Beginners Guide (in Hindi) > Django Tutorial 21 Simple Form(Part 1)
Django Tutorial 21 Simple Form(Part 1) Video Lecture | Django: The Ultimate Beginners Guide (in Hindi) - Back-End Programming
FAQs on Django Tutorial 21 Simple Form(Part 1) Video Lecture - Django: The Ultimate Beginners Guide (in Hindi) - Back-End Programming
| 1. What is Django and what is its role in back-end programming? |  |
Ans. Django is a high-level Python web framework that enables developers to build web applications quickly and efficiently. It follows the Model-View-Controller (MVC) architectural pattern and provides various tools and features for handling the back-end logic of a web application.
| 2. How do I create a simple form using Django? | |
Ans. To create a simple form using Django, you need to define a form class in your Django application. This class extends the Django's built-in `forms.Form` class and specifies the fields you want to include in the form. You can then render this form in your HTML templates and handle the form submission in your views.
| 3. What is the purpose of the `clean()` method in Django forms? | |
Ans. The `clean()` method in Django forms is used to perform validation on form fields and clean the data entered by the user. It allows you to define custom validation logic for each field and raise validation errors if the data is invalid. This method is automatically called when you call the `is_valid()` method on a form.
| 4. How can I handle form submission in Django? | |
Ans. In Django, you can handle form submissions by defining a view function that processes the form data. This view function receives a request object containing the submitted data. You can access the form data through `request.POST` for POST requests or `request.GET` for GET requests. After processing the data, you can perform any necessary actions and return a response to the user.
| 5. How can I display form validation errors in Django templates? | |
Ans. In Django, you can display form validation errors in templates by using the `{{ form.errors }}` template variable. This variable contains a dictionary of errors for each form field. You can iterate over this dictionary and display the corresponding error messages next to the form fields. Additionally, you can use the `{{ form.fieldname.errors }}` syntax to display errors for a specific field.
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Nov 22, 2024 Last updated |
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