Supported Filters

Most Django default filters have been implemented, except where otherwise stated. Filter implementation is an on-going process, and we will be updating this page as new ones become available.

• add - implemented, see Django add filter
• addslashes - implemented, see Django addslashes filter
• capfirst - implemented, see Django capfirst filter
• center - implemented, see Django center filter
• cut - implemented, see Django cut filter
• date - implemented, see Django date filter
• default - implemented, see Django default filter
• default_if_none - not implemented, see Django default_if_none filter
• dictsort - implemented, see Django dictsort filter
• dictsortreversed - implemented, see Django dictsortreversed filter
• divisibleby - implemented, see Django divisible by filter
• escape - implemented, see Django escape filter
• escapejs - implemented, see Django escapejs filter
• filesizeformat - not implemented, see Django filesizeformat filter
• first - implemented, see Django first filter
• fix_ampersands - implemented, see Django fix_ampersands filter
• floatformat - implemented, see Django floatformat filter
• force_escape - implemented, see Django force_escape filter
• get_digit - implemented, see Django get_digit filter
• iriencode - not implemented, see Django iriencode filter
• join - implemented, see Django join filter
• last - implemented, see Django last filter
• length - implemented, see Django length filter
• length_is - implemented, see Django length_is filter
• linebreaks - implemented, see Django linebreaks filter
• linebreaksbr - implemented, see Django linebreaksbr filter
• linenumbers - implemented, see Django linenumbers filter
• ljust - implemented, see Django ljust filter
• lower - implemented, see Django lower filter
• make_list - implemented, see Django make_list filter

The python implementation just sends the value to the list constructor. C# looks for an IEnumerable interface implementation, and if it's not implemented, the value is converted to string, and then split to characters. This is useful when passing number as value.

• phone2numeric - not implemented, see Django phone2numeric filter
• pluralize - not implemented, see Django pluralize filter
• pprint - not implemented, see Django pprint filter
• random - implemented, see Django random filter
• removetags - implemented, see Django removetags filter
• rjust - implemented, see Django rjust filter
• safe - not implemented, see Django safe filter
• safeseq - not implemented, see Django safeseq filter
• slice - implemented, see Django slice filter

In NDjango slice is not special mapped subset of array items, but it's just another array assembled from selected items.

• slugify - implemented, see Django slugify filter

This filter will ignore non-ASCII symbols while converting to ASCII, whereas python implementation will convert characters like Гј to a simple u.

• stringformat - not implemented, see Django stringformat filter
• striptags - implemented, see Django striptags filter
• time - implemented, see Django time filter
• timesince - implemented, see Django timesince filter
• timeuntil - implemented, see Django rimeuntil filter
• title - implemented, see Django title filter
• truncatewords - implemented, see Django truncatewords filter
• truncatewords_html - not implemented, see Django truncatewords_html filter
• unordered_list - not implemented, see Django unordered_list filter
• upper - implemented, see Django upper filter
• urlencode - implemented, see Django urlencode filter

This filter uses + instead of %20. Also, encoded hexadecimal sequences are written using lower-case a..f.

• urlize - implemented, see Django urlize filter
• urlizetrunc - implemented, see Django urlizetrunc filter
• wordcount - implemented, see Django wordcount filter
• wordwrap - implemented, see Django wordwrap filter
• yesno - implemented, see Django yesno filter

At this moment NDjango implementation doesn't recognize null, treating it as False.