woocommerce_email_recipient_low_stock │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_email_recipient_low_stock', 'wp_kama_woocommerce_email_recipient_low_stock_filter', 10, 3 );

/**
 * Function for `woocommerce_email_recipient_low_stock` filter-hook.
 * 
 * @param  $option  
 * @param  $product 
 * @param  $null    
 *
 * @return 
 */
function wp_kama_woocommerce_email_recipient_low_stock_filter( $option, $product, $null ){

	// filter...
	return $option;
}

$option

-

$product

-

$null

-

Where the hook is called

apply_filters( 'woocommerce_email_recipient_low_stock', get_option( 'woocommerce_stock_email_recipient' ), $product, null ),

Where the hook is used in WooCommerce