woocommerce_add_to_cart_hash

The WooCommerce woocommerce add to cart hash hook.

Description

apply_filters( 'woocommerce_add_to_cart_hash', (unknown) $var, (unknown) $wc ); 

Parameters (2)

0. $var (unknown) => WC()->cart->get_cart_for_session() ? md5( json_encode( WC()->cart->get_cart_for_session() ) ) : ''
The wc.
1. $wc (unknown) => WC()->cart->get_cart_for_session()
The wc.

Usage

To run the hook, copy the example below.
  1. $var = apply_filters( 'woocommerce_add_to_cart_hash', $var, $wc ); 
  2.  
  3. if ( !empty( $var ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the woocommerce_add_to_cart_hash callback 
  2. function filter_woocommerce_add_to_cart_hash( $var, $wc ) { 
  3. // make filter magic happen here... 
  4. return $var
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'woocommerce_add_to_cart_hash', 'filter_woocommerce_add_to_cart_hash', 10, 2 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'woocommerce_add_to_cart_hash', 'filter_woocommerce_add_to_cart_hash', 10, 2 ); 

Defined (1)

The filter is defined in the following location(s).

/includes/class-wc-ajax.php  
  1. 'cart_hash' => apply_filters( 'woocommerce_add_to_cart_hash', WC()->cart->get_cart_for_session() ? md5( json_encode( WC()->cart->get_cart_for_session() ) ) : '', WC()->cart->get_cart_for_session() ),