Using WordPress ‘get_the_author_posts_link()’ PHP function
Retrieves an HTML link to the author page of the current post’s author.
HTTPS
Using WordPress ‘is_comments_popup()’ PHP function
Determines whether the current URL is within the comments popup window.
Using WordPress ‘is_avatar_comment_type()’ PHP function
Check if this comment type allows avatars to be retrieved.
Using WordPress ‘is_allowed_http_origin()’ PHP function
The `is_allowed_http_origin()` function in WordPress checks whether the HTTP origin is an authorized one