replaced, so you do not need to pay attention to other parts. If there is no defined block, you do not need to replace it. Instead, you can directly use the block of the parent template.
3. reference the upper-level code block and make some modifications based on It {block. Super }}
{% Block footer %}
{Block. Super }}
Aaaaa
{% Endblock %}
Django template
Python-django date template filter information leakage Vulnerability (CVE-2015-8213)Python-django date template filter information leakage Vulnerability (CVE-2015-8213)
Release date:Updated on:Affected Systems:
Django
Description:
CVE (CAN) ID: CVE-2015-8213Django is a
At the time of development, I found that the method of creating forms using Python Django templates is indeed quite limited. However, Custom forms are also commendable, in form, we can customize verification rules. The following describes how to operate Python Django templates.
Freemarker is the most complex and powerful. Supporting jsp tag embedding allows us to reuse many existing components, I have also
#} {{Person_list.0.name}} {#. Operation can only invoke a method without parameters #} {{Person_list.0.dream}}FiltersSyntax: {{value|filter_name: parameter}}Default{{value|default: "Nothing"}}Show nothing if value is not passedLength{{Value|length}}| No space around no space no spacesReturns the length of value, such as value=[' A ', ' B ', ' C ', ' d '], which shows 4. FilesizeformatFormat the value as a "human-readable" file size (for example,, ‘13 KB‘ ‘4.1 MB‘ , and ‘102 bytes‘ so on). For
Common syntax for Django template language
Only two special symbols need to be recorded:{{ }}And{% %}Variables related to the use of {{}} logic-related{% %}
Variable{{ name }} --->变量Variable names consist of alphanumeric characters and underscores.The point (.) has a special meaning in the template language, which is used to get the corresponding pr
In the for tag of the Django template system, you can learn the following points: forloop. counterforloop. counter0forloop. firstforloop. lastforloop. revcounterforloop. revcounter0froloop. parentloop.Empty The following is an example: First, go to our project directory and enter: Python manage. py Shell # Forloop. counterfrom Django.
Filters Filter Default substitution action Filesizeformat format Human readable add to variable add parameter lower lowercase upper uppercase title Title Ljust left-justified rjust right-aligned center center length Returns the length of value slice slice first takes one element last Take the last element join string stitching truncatechars truncate date date format Safe label Escape custom filtertagsfor for loop some parameters available fo
Enhanced Django templates with MakoDjango Default template functionality is also possible, but not directly with the Python syntax, mako solve the pain point,Makes Django templates look like JSPs and can do things directly using Python's syntax. MakoDjango-makoDemo Mako Basic usageMako's template needs to be done this
Previously, we introduced Django-grappelli to add a template to the admin. However, inline is found to be a problem during use, so we changed the Django-suit we want to talk about today, it seems a little better to use inline in django-grappelli. it seems a bit problematic to change the skin:
instead of overloading the upper block of code.
It is not allowed to define multiple names in the same template { % block % } , because the block label works in both directions, that is, the block tag not only digs a hole to fill, but also defines what the pit fills in the parent template. If two labels with the same name appear in the template { % block % } ,
In the previous section, I talked about the Django template syntax. You can use Django to display the data in the view on the page. This section mainly describes the Django template filter.
Django
} # import the dictionary into the Render method return render (Reque St, ' index.html ', index_dic)index.html file under Modify templates directoryIndex.htmlFinally see how the page works650) this.width=650; "src=" http://s1.51cto.com/wyfs02/M01/7D/10/wKioL1bfrkLQ86tvAAEBtIYGxlY682.jpg "title=" 1.jpg " alt= "Wkiol1bfrklq86tvaaebtiygxly682.jpg"/>Here, we can combine python to present our desired content to the user through the front-end scripting language.This article from "Thunderbolt Tofu"
Development environment with To do List1: Home: localhost/pd/2: Navigation bar test or life point into:Test: localhost/category/?cid=13: Click on the article to enter the article display pageE.g: Enter the article 7:localhost/article/?id=74: Right Sidebar article sub-document interface;e.g:2015,10 Archive: localhost/archive/?year=2015month=105: Browse rankings and comments etc. just click to jump to the corresponding article page.The main purpose of each page is to list the corresponding URL to
Django template tags are parsed on the server side and generated HTML data returned, how to apply the front-end JS variable to the template tagIt? There is really no good way to do this, you can only use one placeholder and then replace it in JavaScript. As shown below:In the background URL is parsed into the actual string, the string contains 12345 of this subst
This article mainly introduces a simple example of compiling a custom Django template loader. Django is one of the most famous popular Python frameworks, you can refer to the built-in template loader of Djangos (described in the previous template loading insider chapter) to
Use a template in a view
We already have our own view in mysite. Views. py, which should be like this.
from django.http import HttpResponseimport datetimedef current_dt(request): now = datetime.datetime.now() html = "
Let me modify and use the template based on the content of Django TEMPLATE 1 and
Django template Principle
# Create a template object. The context object transmits the values required by the template, and the render method is used to present the template.
# Write a template, create a
This article mainly introduces examples of Custom template tags in the Python Django framework. tags are more useful than filters. For more information about how to customize a template tag, see, you need to tell Django how to perform this process when encountering your tag.
When
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