/**
 * @snippet       Plus Minus Quantity Buttons @ WooCommerce Single Product Page
 * @how-to        Get CustomizeWoo.com FREE
 * @author        Rodolfo Melogli
 * @compatible    WooCommerce 3.8
 * @donate $9     https://businessbloomer.com/bloomer-armada/
 */
  
// -------------
// 1. Show Buttons
  
add_action( 'woocommerce_before_add_to_cart_quantity', 'bbloomer_display_quantity_plus' );
  
function bbloomer_display_quantity_plus() {
   echo '+';
}
  
add_action( 'woocommerce_after_add_to_cart_quantity', 'bbloomer_display_quantity_minus' );
  
function bbloomer_display_quantity_minus() {
   echo '-';
}
 
// Note: to place minus @ left and plus @ right replace above add_actions with:
// add_action( 'woocommerce_before_add_to_cart_quantity', 'bbloomer_display_quantity_minus' );
// add_action( 'woocommerce_after_add_to_cart_quantity', 'bbloomer_display_quantity_plus' );
  
// -------------
// 2. Trigger jQuery script
  
add_action( 'wp_footer', 'bbloomer_add_cart_quantity_plus_minus' );
  
function bbloomer_add_cart_quantity_plus_minus() {
   // Only run this on the single product page
   if ( ! is_product() ) return;
   ?>