Carview!

Checks whether the current site URL is using HTTPS.

Description

bool True if using HTTPS, false otherwise.

function wp_is_home_url_using_https() {
	return 'https' === wp_parse_url( home_url(), PHP_URL_SCHEME );
}

Uses	Description
wp_parse_url()`wp-includes/http.php`	A wrapper for PHP’s parse_url() function that handles consistency in the return values across PHP versions.
home_url()`wp-includes/link-template.php`	Retrieves the URL for the current site where the front end is accessible.

Used by	Description
wp_is_using_https()`wp-includes/https-detection.php`	Checks whether the website is using HTTPS.

Version	Description
5.7.0	Introduced.