title: Display and save added custom cart item data on Woocommerce Cart, Checkout and Orders
body: <p>I am trying to add product in cart with cart item meta data. Here is the code :</p>
  
  <pre><code>$cart_item_data = array();
  
  $cart_item_data['add_size'] = array('PR CODE'=&gt;'1.0');
  
  print_r(WC()-&gt;cart-&gt;add_to_cart( $product_id ,1,  0,array(), $cart_item_data ));
  </code></pre>
  
  <p>It's adding product in cart but it's not showing up in order or in cart.</p>
  
  <p>Can any help me out?</p>