how to get woocommerce product price

1$_product->get_regular_price();
2$_product->get_sale_price();
3$_product->get_price();

1function so_30165014_price_shortcode_callback( $atts ) {
2    $atts = shortcode_atts( array(
3        'id' => null,
4    ), $atts, 'bartag' );
5
6    $html = '';
7
8    if( intval( $atts['id'] ) > 0 && function_exists( 'wc_get_product' ) ){
9         $_product = wc_get_product( $atts['id'] );
10         $html = "price = " . $_product->get_price();
11    }
12    return $html;
13}
14add_shortcode( 'woocommerce_price', 'so_30165014_price_shortcode_callback' );