Default value settings for numbers or strings and objects

How to set the default value for numbers or strings in Anqi CMS template if there are no values ​​in numbers or strings?

defaultFilters can set default values ​​for numbers or strings if they have no values.

default_if_noneThe filter can determine whether the object of the pointer type is empty. If it is empty, set the default value.

How to use

defaultHow to use filters:

{{ obj|default:default }}

For example, below, you can write this:

{{ nothing|default:"-" }}
# Show results
-

default_if_noneHow to use filters:

{{ obj|default:default }}

For example, below, you can write this:

{{ nil|default_if_none:"n/a" }}
# Display result
n/a

Sample Demo

{{ simple.nothing|default:"n/a" }}
{{ nothing|default:"-" }}
{{ 42|default:"n/a" }}
{{ 5|default:"n/a" }}
# Show results
n/a
-
42
5

{{ simple.nothing|default_if_none:"n/a" }}
{{ ""|default_if_none:"n/a" }}
{{ nil|default_if_none:"n/a" }}
# Show results
n/a

n/a