woocommerce_stock_html │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_stock_html', 'wp_kama_woocommerce_stock_html_filter', 10, 3 );

/**
 * Function for `woocommerce_stock_html` filter-hook.
 * 
 * @param  $html                      
 * @param  $availability_availability 
 * @param  $product                   
 *
 * @return 
 */
function wp_kama_woocommerce_stock_html_filter( $html, $availability_availability, $product ){

	// filter...
	return $html;
}

$html

-

$availability_availability

-

$product

-

Where the hook is called

$html = apply_filters( 'woocommerce_stock_html', $html, $availability['availability'], $product );

Where the hook is used in WooCommerce