#68 Python Flask Message Flashing |
In this flask tutorial, I will be showing how to flash messages on the screen. Flashing messages is very easy and a good way to make your website more responsive.
Flask provides the flash() method, in the same way, the client-side scripting language like JavaScript uses the alerts.
The flash() method is used to generate informative messages in the flask. It creates a message in one view and renders it to a template view function called next.
flash(message, category)
message: it is the message to be flashed to the user.
Category: It is an optional parameter. Which may represent any error, information, or warning.
get_flashed_messages(with_categories, category_filter)
It accepts the following parameters.
with_categories: This parameter is optional and used if the messages have the category.
category_filter: This parameter is also optional. It is useful to display only the specified messages.
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