woocommerce_get_variation_regular_price │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_get_variation_regular_price', 'wp_kama_woocommerce_get_variation_regular_price_filter', 10, 4 );

/**
 * Function for `woocommerce_get_variation_regular_price` filter-hook.
 * 
 * @param  $price       
 * @param  $that        
 * @param  $min_or_max  
 * @param  $for_display 
 *
 * @return 
 */
function wp_kama_woocommerce_get_variation_regular_price_filter( $price, $that, $min_or_max, $for_display ){

	// filter...
	return $price;
}

$price

-

$that

-

$min_or_max

-

$for_display

-

Where the hook is called

return apply_filters( 'woocommerce_get_variation_regular_price', $price, $this, $min_or_max, $for_display );

Where the hook is used in WooCommerce