How to enable European decimal separator
Note: please copy and paste this code in functions.php of your current theme.
function custom_calculate_weight_meta_callback( $weight ){ if ( strpos($weight, ',' ) !== false ) { $weight= floatval( str_replace( ',', '.', str_replace('.', '', $weight) ) ); } return $weight; } add_filter( 'wpcargo_calculate_weight_meta', 'custom_calculate_weight_meta_callback' );