thẻ mẫu lọc
Ví dụ
Văn bản đầu ra ở dạng chữ hoa:
<h1>Welcome Everyone!</h1>
{% filter upper %}
<p>Have a great day!</p>
{% endfilter %}
Chạy ví dụ »Định nghĩa và cách sử dụng
Thẻ filter cho phép bạn chạy một phần mã thông qua bộ lọc và trả về nó theo (các) từ khóa bộ lọc.
Để thêm nhiều bộ lọc, hãy phân tách các từ khóa bằng dấu gạch đứng | tính cách.
Cú pháp
{% filter keyword %}
...
{% endfilter %}
Thông số
Thẻ filter lấy bất kỳ từ khóa nào trong số này làm (các) tham số:
| 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 |
