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Source View: switch_theme

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Line Code
745       * Fires after the theme is switched.
746       *
747       * @since 1.5.0
748       * @since 4.5.0 Introduced the `$old_theme` parameter.
749       *
750       * @param string   $new_name  Name of the new theme.
751       * @param WP_Theme $new_theme WP_Theme instance of the new theme.
752       * @param WP_Theme $old_theme WP_Theme instance of the old theme.
753       */
754      do_action( 'switch_theme', $new_name, $new_theme, $old_theme );
755 }
756
757 /**
758  * Checks that current theme files 'index.php' and 'style.css' exists.
759  *
760  * Does not initially check the default theme, which is the fallback and should always exist.
761  * But if it doesn't exist, it'll fall back to the latest core default theme that does exist.
762  * Will switch theme to the fallback theme if current theme does not validate.
763  *