lukecav

/**
 * Render the Global Trade Identification Number (GTIN) meta field.
 */
function woocommerce_render_gtin_field() {
   $input   = array(
      'id'          => '_gtin',
      'label'       => sprintf(
         '<abbr title="%1$s">%2$s</abbr>',
         _x( 'Global Trade Identification Number', 'field label', 'my-theme' ),
         _x( 'GTIN', 'abbreviated field label', 'my-theme' )