过滤器参考

所有过滤关键字的列表：

Keyword	Description
add	Adds a specified value.
addslashes	Adds a slash before any quote characters, to escape strings.
capfirst	Returns the first letter in uppercase.
center	Centers the value in the middle of a specified width.
cut	Removes any specified character or phrases.
date	Returns dates in the specified format.
default	Returns a specified value if the value is False.
default_if_none	Returns a specified value if the value is None.
dictsort	Sorts a dictionary by the given value.
dictsortreversed	Sorts a dictionary reversed, by the given value.
divisibleby	Returns True if the value can be divided by the specified number, otherwise it returns False.
escape	Escapes HTML code from a string.
escapejs	Escapes JavaScript code from a string.
filesizeformat	Returns a number into a file size format.
first	Returns the first item of an object (for Strings, the first character is returned).
floatformat	Rounds floating numbers to a specified number of decimals, default one decimal.
force_escape	Escapes HTML code from a string.
get_digit	Returns a specific digit of a number.
iriencode	Convert an IRI into a URL friendly string.
join	Returns the items of a list into a string.
json_script	Returns an object into a JSON object surrounded by <script></script> tags.
last	Returns the last item of an object (for Strings, the last character is returned).
length	Returns the number of items in an object, or the number of characters in a string.
length_is	Returns True if the length is the same as the specified number
linebreaks	Returns the text with <br> instead of line breaks, and <p> instead of more than one line break.
linebreaksbr	Returns the text with <br> instead of line breaks.
linenumbers	Returns the text with line numbers for each line.
ljust	Left aligns the value according to a specified width
lower	Returns the text in lower case letters.
make_list	Converts a value into a list object.
phone2numeric	Converts phone numbers with letters into numeric phone numbers.
pluralize	Adds a 's' at the end of a value if the specified numeric value is not 1.
pprint
random	Returns a random item of an object
rjust	Right aligns the value according to a specified width
safe	Marks that this text is safe and should not be HTML escaped.
safeseq	Marks each item of an object as safe and the item should not be HTML escaped.
slice	Returns a specified slice of a text or object.
slugify	Converts text into one long alphanumeric-lower-case word.
stringformat	Converts the value into a specified format.
striptags	Removes HTML tags from a text.
time	Returns a time in the specified format.
timesince	Returns the difference between two datetimes.
timeuntil	Returns the difference between two datetimes.
title	Upper cases the first character of each word in a text, all other characters are converted to lower case.
truncatechars	Shortens a string into the specified number of characters.
truncatechars_html	Shortens a string into the specified number of characters, not considering the length of any HTML tags.
truncatewords	Shortens a string into the specified number of words.
truncatewords_html	Shortens a string into the specified number of words, not considering any HTML tags.
unordered_list	Returns the items of an object as an unordered HTML list.
upper	Returns the text in upper case letters.
urlencode	URL encodes a string.
urlize	Returns any URLs in a string as HTML links.
urlizetrunc	Returns any URLs in a string as HTML links, but shortens the links into the specified number of characters.
wordcount	Returns the number of words in a text.
wordwrap	Wrap words at a specified number of characters.
yesno	Converts Booleans values into specified values.
i18n
l10n
tz