after_switch_theme – action

Fires on the first WP load after a theme switch if the old theme still exists. 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

.
( 3.3.0 ) . .
( string ) $old_name Old theme name. . . .
$old_theme
( WP_Theme ) WP_Theme instance of the old theme. . . .
Hook name: after_switch_theme
Hook type: action
Plugin ref: WordPress
Sourcefile:
File ref: wp-includes/default-filters.php
Description: Sets up the default filters and actions for most of the WordPress hooks. If you need to remove a default hook, this file will give you the priority to use for removing the hook.

Not all of the default hooks are found in this file. For instance, administration-related hooks are located in wp-admin/includes/admin-filters.php.

If a hook should only be called from a specific context (admin area, multisite environment…), please move it to a more appropriate file instead.

Parameters:
Deprecated?: No
API Letters: ,,

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