WordPress at a glance
filter is not described

woocommerce_geolocation_ajax_get_location_hash filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_geolocation_ajax_get_location_hash', 'filter_function_name_9623', 10, 3 );
function filter_function_name_9623( $substr, $location, $customer ){
	// filter...

	return $substr;
}
$substr
-
$location
-
$customer
-

Where the hook is called

WC_Cache_Helper::geolocation_ajax_get_location_hash()
woocommerce_geolocation_ajax_get_location_hash
woocommerce/includes/class-wc-cache-helper.php 145
return apply_filters( 'woocommerce_geolocation_ajax_get_location_hash', substr( md5( implode( '', $location ) ), 0, 12 ), $location, $customer );

Where in WP core the hook is used WooCommerce

Usage not found.