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Source View: switch_theme

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Line Code
783       * Fires after the theme is switched.
784       *
785       * @since 1.5.0
786       * @since 4.5.0 Introduced the `$old_theme` parameter.
787       *
788       * @param string   $new_name  Name of the new theme.
789       * @param WP_Theme $new_theme WP_Theme instance of the new theme.
790       * @param WP_Theme $old_theme WP_Theme instance of the old theme.
791       */
792      do_action( 'switch_theme', $new_name, $new_theme, $old_theme );
793 }
794
795 /**
796  * Checks that current theme files 'index.php' and 'style.css' exists.
797  *
798  * Does not initially check the default theme, which is the fallback and should always exist.
799  * But if it doesn't exist, it'll fall back to the latest core default theme that does exist.
800  * Will switch theme to the fallback theme if current theme does not validate.
801  *