woocommerce_format_content │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_format_content', 'wp_kama_woocommerce_format_content_filter', 10, 2 );

/**
 * Function for `woocommerce_format_content` filter-hook.
 * 
 * @param  $apply_filters 
 * @param  $raw_string    
 *
 * @return 
 */
function wp_kama_woocommerce_format_content_filter( $apply_filters, $raw_string ){

	// filter...
	return $apply_filters;
}

$apply_filters

-

$raw_string

-

Where the hook is called

return apply_filters( 'woocommerce_format_content', apply_filters( 'woocommerce_short_description', $raw_string ), $raw_string );

Where the hook is used in WooCommerce