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<?php
/*========================================================
Custom Thankyou Page Woocommerce
Woocommerce snippest to redirect user after order sucessed
Place it to functions.php in theme directory
=========================================================*/

add_action( 'woocommerce_thankyou', function(){
    global $woocommerce;
    $order = new WC_Order();
       if ( $order->status != 'failed' ) {
        wp_redirect( home_url() ); exit;
       }
});

?>