woocommerce_dropdown_variation_attribute_options_html │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_dropdown_variation_attribute_options_html', 'wp_kama_woocommerce_dropdown_variation_attribute_options_html_filter', 10, 2 );

/**
 * Function for `woocommerce_dropdown_variation_attribute_options_html` filter-hook.
 * 
 * @param  $html 
 * @param  $args 
 *
 * @return 
 */
function wp_kama_woocommerce_dropdown_variation_attribute_options_html_filter( $html, $args ){

	// filter...
	return $html;
}

$html

-

$args

-

Where the hook is called

echo apply_filters( 'woocommerce_dropdown_variation_attribute_options_html', $html, $args );

Where the hook is used in WooCommerce