Code-Snippets-Functions/Execute a function on a child site/WooCommerce/move-order-notes-on-checkout.txt

add_filter( 'woocommerce_enable_order_notes_field', '__return_false' );
 
add_filter( 'woocommerce_checkout_fields' , 'wc_custom_order_notes' );
 
function wc_custom_order_notes( $fields ) {
   $fields['billing']['new_order_notes'] = array(
      'type' => 'textarea',
      'label' => 'New Order Notes',
      'class' => array('form-row-wide'),
      'clear' => true,
      'priority' => 999,
   );
   return $fields;
}

add_action( 'woocommerce_checkout_create_order', 'wc_custom_field_value_to_order_notes', 10, 2 );
 
function wc_custom_field_value_to_order_notes( $order, $data ) {
   $order->set_customer_note( isset( $data['new_order_notes'] ) ? $data['new_order_notes'] : '' );
}