Template variables with double braces in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What do double braces {{ }} mean in Django templates?

Double braces {{ }} are used to display the value of a variable passed from the Django view to the template.

beginner

How do you show a variable named 'username' in a Django template?

Use {{ username }} inside the template to display the value of the 'username' variable.

intermediate

Can you use expressions inside {{ }} in Django templates?

No, Django templates only allow simple variable names or filters inside {{ }}. Complex expressions are not supported.

beginner

What happens if a variable inside {{ }} does not exist in the context?

Django will render an empty string if the variable is missing, so nothing will show up in the output.

intermediate

How can you modify a variable's output inside {{ }}?

You can use filters like {{ variable|lower }} to change the output, for example making text lowercase.

What does {{ user.email }} do in a Django template?

A Displays the email attribute of the user variable

B Calls a function named user.email

C Creates a new variable named user.email

D Comments out the user.email code

Double braces {{ }} display the value of variables or their attributes passed from the view.

If a variable inside {{ }} is missing, what will Django show?

A An error message

B The variable name as text

C An empty string (nothing)

D The word 'undefined'

Django silently renders an empty string if the variable is not found in the context.

Which of these is valid inside {{ }} in Django templates?

A user.get_full_name()

B for item in list

C if user.is_active

D user.full_name|upper

Filters like |upper can be used inside {{ }}, but function calls or control flow are not allowed.

How do you safely display a variable that might contain HTML in Django templates?

A {{ variable|escape }}

B {{ variable|safe }}

C {{ variable|raw }}

D {{ variable|html }}

The |safe filter tells Django not to escape HTML, so it renders as HTML.

What is the purpose of using {{ }} in Django templates?

A To output variable values

B To include CSS styles

C To write comments

D To create loops

Double braces {{ }} are used to output variables passed from the view to the template.

Explain how Django template variables with double braces {{ }} work and how they connect to the view.

Think about how data moves from Python code to the HTML page.

Describe how you can modify the output of a variable inside {{ }} using filters in Django templates.

Filters are like little helpers that change how the variable looks.