删除WooCommerce默认设置

add_filter( 'woocommerce_catalog_settings', 'woo_remove_catalog_options' );
 
function woo_remove_catalog_options( $catalog ) {
 
  unset($catalog[23]); https://Trim zeros (no) 
  unset($catalog[22]); https://2 decimals 
  unset($catalog[21]); https://decimal sep (.) 
  unset($catalog[20]); https://thousand sep (,) 
  unset($catalog[19]); https://currency position (left)   
  unset($catalog[18]); https://currency position (left)   
  unset($catalog[5]); https:// ajax add to cart (no)  
 
  return $catalog; 
}

在哪里添加此代码？

将PHP代码放在主题或子主题functions.php文件的底部。