# Add To Cart

When a product is added to cart fire this event

```
window._mp.safeExecute('evAddToCart', function() {
   eedl('mp_add_to_cart', {
      currency: 'INR', /* Currency of website */
      cart_id: '123', // mandatory
      value: 123.33, // float value of the item being viewed
      items: [/* Refer to Products Array page in reference below */],
      ev_source: 'gtm'
    });
  })();
```

{% content-ref url="products-array" %}
[products-array](https://docs.ingestlabs.com/implementation/web-sdk/tracking-events/products-array)
{% endcontent-ref %}