Using WordPress ‘is_main_blog()’ PHP function
Deprecated functionality to determin if the current site is the main site.
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Using WordPress ‘image_add_caption()’ PHP function
Learn how to use the WordPress 'image_add_caption' function to easily add image captions to your website content in this informative article
Using WordPress ‘has_header_video()’ PHP function
The `has_header_video()` function in WordPress checks if a header video is set and returns true if one exists, false otherwise
Using WordPress ‘get_the_ID()’ PHP function
Retrieves the ID of the current item in the WordPress Loop.