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Flush W3 Total Cache After Design Changes

Flushes all W3 Total Cache caches when the Customizer, menus or widgets are saved, so site-wide changes are visible straight away.

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Code

$wpide_flush = function () {
    if ( function_exists( 'w3tc_flush_all' ) ) {
        w3tc_flush_all();
    }
};

add_action( 'customize_save_after', $wpide_flush );
add_action( 'wp_update_nav_menu', $wpide_flush );
add_action( 'update_option_sidebars_widgets', $wpide_flush );

Notes

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