Code-Snippets-Functions/Execute a function on a child site/WooCommerce/span-tag-inside-specific-woocommerce-checkout-field-wrapper-html-tag.txt

add_filter( 'woocommerce_form_field', 'wc_span_tag_inside_checkout_input_fields', 10, 4);
function wc_span_tag_inside_checkout_input_fields ( $field, $key, $args, $value ) {
    // Wrap all fields except first and last name.
    if ( $key === 'shipping_city' ) {
        $field = str_replace( array('<label ', '</span>'), array('<span class="special"><label ', '</span></span>'), $field );
    }
    return $field;
}