woocommerce_ajax_variation_threshold │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_ajax_variation_threshold', 'wp_kama_woocommerce_ajax_variation_threshold_filter', 10, 2 );

/**
 * Function for `woocommerce_ajax_variation_threshold` filter-hook.
 * 
 * @param  $30      
 * @param  $product 
 *
 * @return 
 */
function wp_kama_woocommerce_ajax_variation_threshold_filter( $30, $product ){

	// filter...
	return $30;
}

$30

-

$product

-

Where the hook is called

$get_variations = count( $product->get_children() ) <= apply_filters( 'woocommerce_ajax_variation_threshold', 30, $product );

Where the hook is used in WooCommerce