do_action( ‘switch_theme’, string $new_name, WP_Theme $new_theme, WP_Theme $old_theme )

User Contributed Notes

1. Skip to note 3 content

   sarahcoding 7 years ago

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   This hook is useful while deactivating a theme.

   For example:

   function deactivate_my_theme( $new_theme ) {
   	flush_rewrite_rules(false);
   }
   add_action( 'switch_theme', 'deactivate_my_theme' );
2. Skip to note 4 content

   Collins Mbaka 4 years ago

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   Delete a theme’s options after deactivation

   add_action('switch_theme', 'mytheme_setup_options');
   
   function mytheme_setup_options () {
     delete_option('mytheme_enable_features');
     delete_option('mytheme_enable_catalog');
   }