Creating a Custom Template Filter

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Creating a Custom Template Filter

Custom filters allow you to transform data directly within Django templates. You register them using a Library instance.

snippet.py
python
from django import template
 
register = template.Library()
 
@register.filter(name='shout')
def shout(value):
    return value.upper() + "!!!"

django

Breakdown

Creates an instance used to register your custom tags and filters.

@register.filter(name='shout')

A decorator that registers the following function as a filter named 'shout'.

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Creating a Custom Template Filter

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