after_switch_theme WordPress Action Hook
The after_switch_theme hook is triggered when a user switches themes. This hook can be used to perform any actions that need to happen after a theme is switched. For example, you could use this hook to run a function that updates the theme's options in the database.
do_action( 'after_switch_theme', string $old_name , WP_Theme $old_theme ) #
Fires on the first WP load after a theme switch if the old theme still exists.
Description
This action fires multiple times and the parameters differs according to the context, if the old theme exists or not. If the old theme is missing, the parameter will be the slug of the old theme.
Parameters
More Information
Callback functions attached to this hook are only triggered in the theme (and/or child theme) being activated. To do things when your theme is deactivated, use switch_theme.
Source
File: wp-includes/theme.php
Changelog
| Version | Description |
|---|---|
| 3.3.0 | Introduced. |