WordPress at a glance
filter is not described

woocommerce_cart_ready_to_calc_shipping filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_cart_ready_to_calc_shipping', 'filter_function_name_2289' );
function filter_function_name_2289( $true ){
	// filter...

	return $true;
}
$true
-

Where the hook is called

WC_Cart::show_shipping()
woocommerce_cart_ready_to_calc_shipping
woocommerce/includes/class-wc-cart.php 1545
return apply_filters( 'woocommerce_cart_ready_to_calc_shipping', true );

Where in WP core the hook is used WooCommerce

Usage not found.